VITA: Steven D. Kawaler

Personal

Born: April 9, 1958, Oceanside, New York
Office Phone: 515-294-9728
e-mail: sdk@iastate.edu

Education

Ph.D., Astronomy: University of Texas at Austin, 1986
M.A., Astronomy: University of Texas at Austin, 1982
B.A., Physics: Cornell University, 1980

Employment History

2000- Professor and Director of Graduate Education
Department of Physics and Astronomy, Iowa State University
1997- Professor
Department of Physics and Astronomy, Iowa State University
1993-1997 Associate Professor
Department of Physics and Astronomy, Iowa State University
1989-1993 Assistant Professor
Department of Physics and Astronomy, Iowa State University
1986-1989 Associate Research Scientist
Center for Solar and Space Research, Yale University
1980-1985 Doctoral Candidate
Department of Astronomy, University of Texas at Austin

Honors and Awards

2005 Fellow: American Association for the Advancement of Science
2002 Award for Excellence in Research/Artistic Creativity
College of Liberal Arts & Sciences, Iowa State University
1999 Master Teacher:
College of Liberal Arts and Sciences, Iowa State University
1999 J.H. Ellis Award for Excellence in Undergraduate Introductory Teaching:
Iowa State University
1995 By-Fellowship: Churchill College, Cambridge University
1993- Harlow Shapley Visiting Lecturer: American Astronomical Society
1992 National Science Foundation Young Investigator Award
1985 University Fellowship: College of Natural Sciences, University of Texas at Austin

Professional Activities

Scientific Editor The Astrophysical Journal (2006- )
President I.A.U. Division V: Variable Stars (2009-2012)
President I.A.U. Commission 27: Variable Stars (2006-2009, V.P. 2003-2006)
Director Whole Earth Telescope (1997-2006)
Member Kepler Asteroseismology Science Consortium Steering Committee (2008-2012):
AURA Managment Council: National Solar Observatory (2004-2007)
AURA Representative for Iowa State University (2002-2007)
Science Advisory Board, Science Center of Iowa
Professional Memberships American Astronomical Society, International Astronomical Union,
Sigma Xi (President, ISU Chapter, 2009-2010), AAAS
Referee Astrophysical Journal, Ap.J. (Letters), Astronomical Journal, MNRAS, Nature, Astronomy & Astrophysics, Harper-Collins, Wm.C. Brown, Prentice-Hall, ...
Review Panels NSF Stellar Astronomy and Astrophysics program, NASA ADP Program, NASA LTSA Program, Hubble Space Telescope GO Program, CTIO, Spanish Interministrial Commission on Science and Technology, NSF Young Investigator Program, NASA ATP Program, EUVE TAC panel, Hubble Space Telescope TAC member (Cycle 11), NOAO TAC (2007-2009)
SOC Membership I.A.U. Colloq. #47: Inside the Stars (Vienna, 1992), Joint Discussion on Asteroseismology, I.A.U. General Assembly (The Hague, 1994), 4th Whole Earth Telescope Workshop (Krakow, July 1997), AAAS Symposium Session: A Telescope the Size of the Earth: Global Astronomy Networks (San Francisco, February 2001), Astrophysical Ages and Timescales (Hilo, February 2001), Radial and Nonradial Oscillations as Stellar Probes (Belgium, July 2001). Porto Asteroseismology Meeting (Porto, July 2002), ...
OC Chair 3rd Whole Earth Telescope Workshop (Ames, July 1995)

Research Grants

Co-Investigator: NASA Astrophysics Theory Program (2005-2008): $467,620 for 3 years, ISU component $109,959, entitled "Hot Horizontal-branch Stars as Fundamental Tests of Stellar Structure and Evolution" (Marc Pinsonneaut, Ohio State University, PI)

Principal Investigator: NSF Grant AST-0205983 (2002-2006): $313,329 for 3 years, entitled "Coordinated global time-series photometry of variable stars: the Whole Earth Telescope."

Principal Investigator: NSF Grant AST-9876655 (1999-2002): $216,464 for 3 years, entitled "Coordinated global time-series photometry of variable stars: the Whole Earth Telescope."

Principal Investigator: NASA Astrophysics Theory Program NRA-98-03-ATP-078 (1999-2002): $197,883: ``Theoretical Models for Seismological Studies of Hot Compact Stars''

Principal Investigator: NASA Astrophysics Theory Program NRA-96-04-GSFC-052 (1996-1999): $136,200: ``Theoretical Models of Hot Pre-White Dwarfs for Seismological Studies''

NSF Young Investigator Award AST-9257049 (1992-1997): $25,000/yr for 5 years, plus matching funds up to $37.5K/yr. Supports research in stellar seismology.

IITAP/UNESCO (1994-97): $37.5K/yr plus $37.5K/yr NSF NYI match. Stellar seismology with the Whole Earth Telescope.

Hubble Space Telescope Fellowship Program Award HF-1041.01-93A (1993-1996): $160,200 to support postdoctoral research by Dr. J. Christopher Clemens at ISU under my supervision. Though I acted as titular P.I., the award was given to Dr. Clemens in recognition of his research achievements; he chose to use this award to come to ISU.

Principal Investigator, Hubble Space Telescope GO Program 4307 (Cycle 3, 1993-94): $58,000: "Radial and Nonradial Pulsations in Hot White Dwarfs".

Principal Investigator, Hubble Space Telescope GO Program 3798 (Cycle 2, 1992-93): $88,685: "A Search for Radial Pulsations in White Dwarfs".

Principal Investigator, NSF Grant AST-9115213 (1991-93): $94,600 for 2 years, entitled "Theoretical Evolutionary and Seismological Studies of Hot Highly Evolved Stars".

Books and Book Chapters

Carl J. Hansen & Steven D. Kawaler, Stellar Interiors: Physical Principles, Structure, and Evolution, (New York, Springer-Verlag) (1994).
White Dwarf Stars, Chapter 1 of 3, in Stellar Remnants: Saas Fee Advanced Course 25, Lecture Notes 1995, ed. G. Meynet & D. Schaerer (Berlin, Springer) (1996).
Carl J. Hansen, Steven D. Kawaler, and Virginia Trimble, Stellar Interiors: Physical Principles, Structure, and Evolution: Second Edition, (New York, Springer) (2004).

Refereed Research Papers

Note: Underscored titles are available electronically through the NASA Astrophysics Data System.

  1. Steven D. Kawaler and J. Veverka, "The Habitable Sun: One of William Herschel's Stranger Ideas," Journal of the Royal Astronomical Society of Canada, 75, 46 (1981).

  2. Steven D. Kawaler, C. J. Hansen, & D. E. Winget, "Evolution of the Pulsation Properties of Hot Pre-White Dwarf Stars," Astrophysical Journal, 295, 547 (1985).

  3. C. J. Hansen, D. E. Winget, & Steven D. Kawaler, "Upper and Lower Bounds of Periods in Variable White Dwarfs," Astrophysical Journal, 297, 544 (1985).

  4. Arthur N. Cox, Willy Benz, R. H. Humphreys, J. Christensen-Dalsgaard, Edward M. Sion, S. D. Kawaler, & V. Weidemann, "Report #35: Stellar Constitution," in I. A. U. Transactions, XIXA, 479 (1985).

  5. Steven D. Kawaler, D. E. Winget, & C. J. Hansen, "Evolutionary Period Changes in Rotating Hot Pre-White Dwarf Stars," Astrophysical Journal, 298, 752 (1985).

  6. Steven D. Kawaler, D. E. Winget, Icko Iben, Jr., & C. J. Hansen, "Evolutionary Period Changes in Variable Helium-Rich White Dwarf Stars," Astrophysical Journal, 302, 530 (1986).

  7. Steven D. Kawaler, D. E. Winget, C. J. Hansen, & I. Iben, Jr., "The Helium Shell Game: Nonradial g-Mode Instabilities in Hydrogen Deficient Planetary Nebula Nuclei," Astrophysical Journal (Letters), 306, L41 (1986).

  8. Steven D. Kawaler, "Uniform Period Spacings in White Dwarf Models," in Stellar Pulsation: A Memorial to John P. Cox, eds. A. Cox, W. Sparks, & S. Starrfield, (Berlin: Springer-Verlag), p. 367 (1987).

  9. Steven D. Kawaler & D.E. Winget, "White Dwarfs: Fossil Stars," Sky &Telescope, 74, 132 (1987).

  10. Sabatino Sofia, Marc Pinsonneault, Steven D. Kawaler, & Pierre Demarque, "Evolutionary Models of the Rotating Sun," in Cool Stars, Stellar Systems, and the Sun, eds. J. Linsky and R. Stencel, (Berlin: Springer-Verlag), p. 205 (1987).

  11. Steven D. Kawaler, "Spin-Up and Spin-Down on the Way to the Main Sequence," in Cool Stars, Stellar Systems, and the Sun, eds. J. Linsky & R. Stencel, (Berlin: Springer-Verlag), p.469 (1987).

  12. Steven D. Kawaler, "Angular Momentum in Stars: The Kraft Curve Revisited," Publications of the Astronomical Society of the Pacific, 99, 1322 (1987).

  13. Clayton Heller and Steven D. Kawaler, "Evolutionary Period Changes in Rapidly Oscillating Ap Stars," Astrophysical Journal (Letters), 329, L43 (1988).

  14. Steven D. Kawaler, "Angular Momentum Loss in Low Mass Stars," Astrophysical Journal, 333, 236 (1988).

  15. Steven D. Kawaler, "The Hydrogen Shell Game: Pulsational Instabilities in Hydrogen Burning Planetary Nebula Nuclei," Astrophysical Journal, 334, 220 (1988).

  16. P.W. Jones, W.D. Pesnell, C. Hansen & S. Kawaler, "On the Possibility of Detecting Weak Magnetic Fields in Variable White Dwarfs," Astrophysical Journal, 336, 403 (1989).

  17. M. Pinsonneault, S. D. Kawaler, S. Sofia, & P. Demarque, "Evolutionary Models of the Rotating Sun," Astrophysical Journal, 338, 424 (1989).

  18. C. P. Deliyannis, P. Demarque, S. D. Kawaler, L. M. Krauss, & P. Romanelli, "Primordial Lithium and the Standard Model(s)," Physical Review Letters, 62, 1583 (1989).

  19. Steven D. Kawaler, "Rotational Dating of Middle-Aged Stars," Astrophysical Journal (Letters), 343, L65 (1989).

  20. D. Kurtz, J. Matthews, P. Martinez, J. Seeman, M. Cropper, J. Clemens, T. Kreidl, C. Sterken, H. Schneider, W. Weiss, S. Kawaler, S. Kepler, A. van der Peet, D. Sullivan, & H. Wood, "The High-Overtone p-Mode Spectrum of the Rapidly Oscillating Ap Star HR1217...," Monthly Notices of the Royal Astronomical Society, 240, 881 (1989).

  21. Steven D. Kawaler and Dorrit Hoffleit, "Shakespeare and the Northernmost Cepheid," Journal of the American Association of Variable Star Observers, 18, 63 (1989).

  22. C. Deliyannis, P. Demarque, & S. Kawaler, "Lithium in Halo Stars from Standard Stellar Evolution," Astrophysical Journal Supplement, 73, 21 (1990).

  23. M. Pinsonneault, S. Kawaler, & P. Demarque, "Rotation of low-mass stars: A new probe of stellar evolution," Astrophysical Journal Supplement, 74, 501 (1990).

  24. P. Brassard, G. Fontaine, F. Wesemael, S. Kawaler, & M. Tassoul, "Adiabatic Properties of Pulsating DA White Dwarfs. I. The Treatment of the Brunt-Väisälä Frequency and the Region of Period Formation," Astrophysical Journal, 367, 601 (1990).

  25. D. Winget, R. Nather, J. Clemens, J. Provencal, S. Kleinman, P. Bradley, M. Wood, C. Claver, A. Grauer, B. Hine, C. Hansen, G. Fontaine, D. Wickramasinghe, N. Achilleos, T. Marar, S. Seetha, B. Ashoka, D. O'Donoghue, B. Warner, D. Kurtz, D. Buckley, P. Martinez, G. Vauclair, M. Chevreton, N. Dolez, M. Barstow, J. Solheim, A. Ulla, A. Kanaan, S. Kepler, G. Henry, & S. Kawaler, "Asteroseismology of the DOV star PG1159-035 with the Whole Earth Telescope," Astrophysical Journal, 378, 326 (1991).

  26. G. Fontaine, P. Bergeron, G. Vauclair, P. Brassard, F. Wesemael, S. Kawaler, A. Grauer, & D. Winget, "Discovery and Seismological Interpretation of Low-Amplitude Modes in the Pulsating DO White Dwarf PG 1707 +427 (V817 Her)," Astrophysical Journal (Letters), 378, L49 (1991).

  27. Steven D. Kawaler, "Radial Pulsations in DB White Dwarfs?," Astrophysical Journal, 404, 294 (1993).

  28. Philip Appleton, Steven D. Kawaler, & J. Eitter, "An Enormous Planetary Nebula Surrounding the X-ray Source RX J2117+34," Astronomical Journal, 106, 1973 (1993).

  29. Steven D. Kawaler, H.E. Bond, M.E. Sherbert, & T.K. Watson, "High-Speed HST Ultraviolet Photometry of Two DB White Dwarfs: Nonradial and Radial Pulsations," Astronomical Journal, 107, 298 (1994).

  30. Steven D. Kawaler and Paul Bradley, "Precision Asteroseismology of Pulsating PG 1159 Stars," Astrophysical Journal, 427, 415 (1994).

  31. S. J. Kleinman, R. E. Nather, D. E. Winget, J. C. Clemens, P. A. Bradley, A. Kanaan, J. L. Provencal, C. F. Claver, T. K. Watson, K. Yanagida, J. S. Dixson, M. A. Wood, D. J. Sullivan, E. Meistas, E. M. Leibowitz, P. Moskalik, S. Zola, G. Pajdosz, J. Krzesinski, J.-E. Solheim, A. Bruvold, D. O'Donoghue, M. Katz, G. Vauclair, N. Dolez, M. Chevreton, M. A. Barstow, S. O. Kepler, O. Giovannini, C. J. Hansen, & S. D. Kawaler, "Observational Limits on Companions to G29-38," Astrophysical Journal, 436, 875 (1994).

  32. B.T. Dehner and S.D. Kawaler, "Thick to Thin: The Evolutionary Connection Between PG 1159 Stars and the Thin Helium-Enveloped Pulsating White Dwarf GD 358," Astrophysical Journal (Letters), 445, L141 (1995).

  33. S. D. Kawaler, M. S. O'Brien, J. C. Clemens, R. E. Nather, D. E. Winget, T. K. Watson, K. Yanagida, J. S. Dixson, P. A. Bradley, M. A. Wood, D. J. Sullivan, S. J. Kleinman, E. Meistas, E. M. Leibowitz, P. Moskalik, S. Zola, G. Pajdosz, J. Krzesinski, J.-E. Solheim, A. Bruvold, D. O'Donoghue, M. Katz, G. Vauclair, N. Dolez, M. Chevreton, M. A. Barstow, A. Kanaan, S. O. Kepler, O. Giovannini, J. L. Provencal, & C. J. Hansen, "Whole Earth Telescope Observations and Seismological Analysis of the Pre-White Dwarf PG 2131+066," Astrophysical Journal, 450, 350 (1995).

  34. Steven D. Kawaler, "Limits on the Halo White Dwarf Component of Baryonic Dark Matter from the Hubble Deep Field," Astrophysical Journal (Letters), 467, L61 (1996).

  35. M. S. O'Brien, J. C. Clemens, S. D. Kawaler, & B. T. Dehner, "The Pulsating Pre-White Dwarf Star PG 0122+200," Astrophysical Journal, 467, 397 (1996).

  36. H.E. Bond, S.D. Kawaler, R. Ciardullo, R.Stover, T. Kuroda, T. Ishida, T. Ono, S. Tamura, H. Malasan, A. Yamasaki, O. Hashimoto, E. Kambe, M. Takeuti, T. Kato, M. Kato, J.-S. Chen, E.M. Leibowitz, M.M. Roth, T. Soffner, & W. Mitsch, "Asteroseismological Observations of the Central Star of the Planetary Nebula NGC 1501," Astronomical Journal, 112, 2699 (1996).

  37. R.S. Stobie, S.D. Kawaler, D. Kilkenny, D. O'Donoghue, & C. Koen, "A New Class of Rapidly Pulsating Star - III. Oscillations in EC10228-0905 and Pulsation Analysis", Monthly Notices of the Royal Astronomical Society, 285, 651 (1997).

  38. S.J. Kleinman, R.E. Nather, D.E. Winget, J.C. Clemens, P.A. Bradley, A. Kanaan, J.L. Provencal, C.F. Claver, T.K. Watson, K. Yanagida, A. Nitta, J.S. Dixson, M.A. Wood, A.D. Grauer, B.P. Hine, G. Fontaine, J. Liebert, D.J. Sullivan, D.T. Wickramasinghe, N. Achilleos, T.M.K. Marar, S. Seetha, B.N. Ashoka, E. Meitas, E.M. Leibowitz, P. Moskalik, J. Krzesinski, J.-E. Solheim, A. Bruvold, D. O'Donoghue, D.W. Kurtz, B. Warner, P. Martinez, G. Vauclair, N. Dolez, M. Chevreton, M.A. Barstow, S.O. Kepler, O. Giovannini, T. Augusteijn, C.J. Hansen, & S.D. Kawaler, "Understanding the Cool DA White Dwarf Pulsator, G29-38" Astrophysical Journal, 495, 424 (1998).

  39. M.S. O'Brien, G. Vauclair, S.D. Kawaler, T.K. Watson, D.E. Winget, R.E. Nather, M. Montgomery, A. Nitta, S.J. Kleinman, D.J. Sullivan, X.J. Jiang, T.M.K. Marar, S. Seetha, B.N. Ashoka, J. Bhattacharya, E.M. Leibowitz, S. Hemar, P. Ibbetson, B. Warner, L. van Zyl, P. Moskalik, S. Zola, G. Pajdosz, J. Krzesinski, N. Doldez, M. Chevreton, J.-E. Solheim, T. Thomassen, S.O. Kepler, O. Giovannini, J. L. Provencal, M.A. Wood, & J.C. Clemens, "Asteroseismology of a Star Cooled by Neutrino Emission: The Pulsating PreWhite Dwarf PG 0122+200", Astrophysical Journal, 495, 458 (1998).

  40. D. O'Donoghue, C. Koen, J.-E. Solheim, M.A. Barstow, P.D. Dobbie, M.S. O'Brien, J.C. Clemens, D.J. Sullivan, & S.D. Kawaler, "The EC14026 stars- V. the pulsation periods of PB 8783", Monthly Notices of the Royal Astronomical Society, 296, 296 (1998).

  41. T. van Hoolst, W.A. Dziembowski, & S.D. Kawaler, "Unstable nonradial modes in radial pulsators: theory and an example", Monthly Notices of the Royal Astronomical Society, 297, 536 (1998).

  42. D. Kilkenny, C. Koen, D. O'Donoghue, F. Van Wyk, K.A. Larson, B. Shobbrook,i D.J. Sullivan, M. Burleigh, P. Dobbie, & S.D. Kawaler, "The EC 14026 stars - X. A multi-site campaign on the sdBV star PG 1605+072", Monthly Notices of the Royal Astronomical Society, 303, 525 (1999).

  43. Steven D. Kawaler, Takasi Sekii, & Dogulas O. Gough, "Prospects for Rotaional Inversion of Pulsating White Dwarf Stars," Astrophysical Journal, 516, 349 (1999).

  44. S.O. Kepler, A. Mukadam, D.E. Winget, R.E. Nather, T.S. Metcalfe, M.D. Reed, S.D. Kawaler, and P.A. Bradley, "Evolutionary timescale of the DAV G117-B15a: The most stable optical clock known," Astrophysical Journal Letters, 534, L185 (2000).

  45. M. Sean O'Brien and Steven D. Kawaler, "The Predicted Signature of Neutrino Emission in Observations of Pulsating Pre-White Dwarf Stars," Astrophysical Journal, 539, 372 (2000).

  46. M.D. Reed, Steven D. Kawaler, & M. Sean O'Brien, "PG2131+066: A Test of Pre-White Dwarf Asteroseismology," Astrophysical Journal, 545, 429 (2000).

  47. Steven D. Kawaler & Michael Dahlstrom, "White Dwarf Stars," American Scientist, 88, 498 (Nov-Dec 2000)

  48. G. Vauclair, P. Moskalik et al. (the WET collaboration), "Asteroseismology of RXJ 2117+3412, the hottest pulsating PG 1159 star", Astronomy and Astrophysics, 381 122 (2002).

  49. D.W. Kurtz, S.D. Kawaler et al. (the WET collaboration), "Discovery of the missing mode in HR1217 by the Whole Earth Telescope", Monthly Notices of the Royal Astronomical Society, 330, L57 (2002).

  50. S.O. Kepler, et al. (the WET collaboration, including S.D. Kawler), "The Everchanging Pulsating White Dwarf GD358", Astronomy & Astrophysics, 401, 639 (2003).

  51. G. Handler, et al. (the WET collaboration, including S.D. Kawaler), "Amplitude and frequency variability of the pulsating DB white dwarf stars KUV 05134+2605 and PG 1654+160 observed with the Whole Earth Telescope", Monthly Notices of the Royal Astronomical Society, 340, 1031 (2003).

  52. A. Mukudam, et al. (the WET collaboration, including S.D. Kawaler), "Constraining the Evolution of ZZ Ceti", Astrophysical Journal, 594, 961 (2003).

  53. T.S. Metcalfe, M.H. Montgomery, & S. D. Kawaler, "Probing the envelope structure of DBV white dwarfs", Monthly Notices of the Royal Astronomical Society, 344, L88 (2003).

  54. D. Kilkenny, M.D. Reed, D. O'Donoghue, S.D. Kawaler et al. (the WET collaboration), "A Whole Earth Telescope campaign on the pulsating subdwarf B binary system PG 1336-018 (NY Vir)", Monthly Notices of the Royal Astronomical Society, 345, 834 (2003).

  55. M.D. Reed, S.D. Kawaler, et al. (the WET collaboration), "The long term pulsational stability of the pulsating sdB star Feige 48", Monthly Notices of the Royal Astronomical Society, 348, 1164. (2004).

  56. D.E. Winget, D.J. Sullivan, T.S. Metcalfe, S.D. Kawaler, & M.H. Montgomery, "A strong test of electro-weak theory using pulsating DB white dwarf stars as plasmon neutrino detectors," Astrophysical Journal (Letters), 602, L109 (2004).

  57. Castanheira, B.G., Kepler, S.O., Moskalik, P., Zola, S., Pajdosz, G., Krzesinski, J., O'Donoghue, D., Katz, M., Buckley, D., Vauclair, G., Dolez, N., Chevreton, M., Barstow, M., Kanaan, A., Giovannini, O., Provencal, J., Kawaler, S.D. et al. (the WET collaboration), "Observations of the Pulsating White Dwarf G 185-32,", Astronomy & Astrophysics, 413, 623 (2004).

  58. P.R. Wood, E.A. Olivier, & S. D. Kawaler, "Long Secondary Periods in Pulsating Asymptotic Giant Branch Stars: An Investigation of their Origin", Astrophysical Journal, 604, 800 (2004).

  59. S. D. Kawaler, E. M. Potter, M. Vuckovic et al. (the WET collaboration), "Whole Earth Telescope observations of the pulsating hot white dwarf PG 1707+427", Astronomy & Astrophysics, 428, 969 (2004).

  60. A. Kanaan, A. Nitta et al. (the WET collaboration, including S. D. Kawaler), Whole Earth Telescope observations of BPM 37093: A seismological test of crystallization theory in white dwarfs", Astronomy & Astrophysics, 432, 219 (2005).

  61. S. D. Kawaler & S. R. Hostler, "Internal Rotation of Subdwarf B Stars: Limiting Cases and Asteroseismological Consequences", Astrophysical Journal, 621, 432 (2005).

  62. D. W. Kurtz et al. (the WET collaboration, including S.D. Kawaler), "Pushing the ground-based limit: 14-umag photometric precision with the definitive Whole Earth Telescope asteroseismic data set for the rapidly oscillating Ap star HR1217", Monthly Notices of the Royal Astronomical Society, 358, 651 (2005).

  63. T.R. Bedding, L. L. Kiss, H. Kjeldsen, B. J. Brewer, Z.E. Dind, S.D. Kawaler & A. A. Zijlstra, "The light curve of the semiregular variable L2 Puppis - II. Evidence for solar-like excitation of the oscillations", Monthly Notices of the Royal Astronomical Society, 361, 1375 (2005).

  64. Wood, M.A. et al. (the WET collaboration, including S.D. Kawaler), "DQ Herculis in Profile: Whole Earth Telescope observations and smoothed particle hydronamics simulations of an edge-on cataclysmic variable system", Astrophysical Journal, 634, 570 (2005).

  65. Reed, M.D., Brondel, B.J., & Kawaler, S.D., "Pulsating stars in close binaries. I. Investigations of eclipse mapping and oblique pulsations", Astrophysical Journal, 634, 602 (2005).

  66. N. Dolez, et al. (the WET collaboration, including S.D. Kawaler), "Whole Earth telescope observations of the ZZ Ceti star HL Tau 76", Astronomy & Astrophysics, 446, 237 (2006).

  67. M. Vuckovic, S.D. Kawaler et al. (the WET collaboration), "Whole Earth Telescope observations of the pulsating subdwarf B star PG 0014+067", Astrophysical Journal, 646, 1230 (2006).

  68. R. Silvotti, et al. (including S.D. Kawaler), "A giant planet orbiting the `extreme horizontal branch' star V391 Pegasi," Nature, 449, 189 (2007).

  69. J.E.S. Costa, et al. (the WET collaboration, including S.D. Kawaler), "The pulsation modes of the pre-white dwarf PG 1159-035," Astronomy & Astrophysics, 477, 627 (2008).

  70. D. J. Sullivan, et al. (the WET collaboration, including S.D. Kawaler), "Whole Earth Telescope observations of the hot helium atmosphere pulsating whte dwarf EC 20058-5234", Monthly Notices of the Royal Astronomical Society, 387, 137 (2008).

  71. Haili Hu, M.-A. Dupret, C. Aerts, G. Nelemans, S. D. Kawaler, A. Miglio, J. Montalban, and R. Scuflaire, "A seismic approach to test different formation channels of subdwarf B stars," Astronomy & Astrophysics, 490, 243 (2008).

Invited Review Papers

  1. Steven D. Kawaler, "The Stellar Seismology of Hot White Dwarfs and Planetary Nebula Nuclei," in I. A. U. Colloquium #95: The Second Conference on Faint Blue Stars , eds. A. G. D. Philip, D. Hayes, & J. Liebert (Schenectady: L. Davis Press), p. 297 (1987).

  2. Steven D. Kawaler and Carl J. Hansen, "White Dwarf Evolution in Real Time: What Pulsating White Dwarfs Teach Us About Stellar Evolution," in I. A. U. Colloquium #114: White Dwarfs, ed. G. Wegner, (Berlin: Springer-Verlag), p. 97 (1989).

  3. Steven D. Kawaler, "Initial Angular Momentum and Angular Momentum Loss in Pre Main Sequence Objects" in N. A. T. O. Advanced Research Workshop on Angular Momentum and Mass Loss for Hot Stars, eds. L. A. Willson and R. Stalio, p. 55 (1990).

  4. Steven D. Kawaler, "White Dwarf Evolution: Cradle-To-Grave Constraints via Pulsation" Confrontation Between Stellar Pulsation and Evolution, ed C. Cacciari (Provo: PASP), p. 494 (1991).

  5. Steven D. Kawaler, "Application of Stellar Seismology to Intermediate Mass Stars: On the Main Sequence and Beyond," in Challenges to Theories of the Structure of Moderate Mass Stars, ed. D. Gough and J. Toomre (Berlin: Springer-Verlag), p.309 (1991).

  6. Sabatino Sofia, Steven D. Kawaler, Richard Larson, & Marc Pinsonneault, "Pre Main Sequence Evolution" in The Solar Interior and Atmosphere, eds. A. N. Cox, W. Livingston, and M. Matthews, (Tucson: University of Arizona Press), p. 140 (1992).

  7. Steven D. Kawaler, "Stellar Rotation: Observations," in The Astronomy and Astrophyics Encyclopedia, ed. S. P. Maran, (New York: Van Nostrand Reinhold), p. 778 (1992).

  8. Steven D. Kawaler and Paul Bradley, "Some Seismological Results for PG 1159 -035" in White Dwarfs: Advances in Observation and Theory ed. M. Barstow (Dordrecht: Kluwer), p. 459 (1993).

  9. Steven D. Kawaler, "White Dwarfs: Useful Stars", in Physical Processes in Astrophysics, The Schatzman Jubilee, ed. I Roxburgh, (Berlin: Springer-Verlag) p. 77 (1993).

  10. Steven D. Kawaler, "Old and New Opacities in White Dwarf Models," in I.A.U. Joint Discusson #16: Astrophysical Applications of Powerful New Atomic Databases, ed. S. Adelman and W. Wiese (Provo: PASP), p. 345 (1994).

  11. Steven D. Kawaler, "Probing the Extraordinary Ends of Ordinary Stars: White Dwarf Seismology with the Whole Earth Telescope," in IAU Colloquium #155, ed. R.Percy and P. Whitelock (Provo: ASP Press), p. 81 (1995).

  12. Steven D. Kawaler, "The PNN and PG 1159 Connection", in Proceedings of the 3rd Whole Earth Telescope Workshop, ed. E. Meistas & J.-E. Solheim, Baltic Astronomy, 4, p. 329 (1995).

  13. Steven D. Kawaler, "WET Science - A Theorist's Perspective", in Proceedings of the 3rd Whole Earth Telescope Workshop, ed. E. Meistas & J.-E. Solheim, Baltic Astronomy, 4, p. 137 (1995).

  14. Steven D. Kawaler "Summary and Review: Interaction of Observations and Theory of Stellar Interiors", in Proceedings of IAU Symposium 189 on Fundamental Stellar Properties: The Interaction Between Observation and Theory, ed. T.R. Bedding, A.J. Booth, & J. Davis (Dordrecht: Kluwer), p. 395 (1997).

  15. H.E. Bond, S.D. Kawaler, R. Ciardullo, et al., "Asteroseismology of Planetary Nebulae (Invited Review)," in Planetary nebulae, Proceedings of the 180th Symposium of the International Astronomical Union, ed. H.J. Habing and H.J.G.L. Lamers (Dordrecht: Kluwer) p. 97 (1997)

  16. Steven D. Kawaler, "What can we Learn from WET about how to Make White Dwarfs?," Baltic Astronomy, 7, 11 (1998).

  17. Steven D. Kawaler, "White Dwarfs on the Hubble Deep Field", in Proceedings of the 1997 STScI Symposium on the Hubble Deep Field, ed. M. Livio (Cambridge, Cambridge University Press) p. 252 (1998).

  18. Steven D. Kawaler "Asteroeseismology in Action: Pulsating Hot White Dwarfs", in IAU Symposium 185: New Eyes to See Inside the Sun and Stars, ed. D. Kurtz & F.L. Deubner (Dordrecht: Kluwer), p. 261 (1998)

  19. Steven D. Kawaler,"Pulsating White Dwarf Stars," Chapter XI in Variable Stars as Essential Astrophysical Tools (NATO Advanced Study Institute), ed. C. Ibanoglu (Dordrecht: Kluwer), p. 511 (2000)

  20. Steven D. Kawaler, "The Whole Earth Telescope: An International Asteroseismological Adventure," in IAU Colloquium 183: Small-Telescope Astronomy on Global Scales, ed. B. Paczynski, W.P. Chen, & C. Lemme (San Francisco: ASP), p. 3 (2001)

  21. Steven D. Kawaler, "Requirements for Future Photometric and Spectroscopic Observations for Asteroseismology: One Theorist's Perspective," in IAU Colloquium No. 185: Radial and Nonradial Pulsations as Probes of Stellar Physics, (Leuven, Belgium) ed. C. Aerts, T. Bedding, & J. Christensen-Dalsgaard, (San Francisco: ASP) p. 593 (2001)

  22. Steven D. Kawaler, "White Dwarf Rotation: Observation and Theory," in I.A.U. Symposium 215: Stellar Rotation, ed. A. Maeder (San Francisco, ASP), p. 561 (2002/4)

  23. Steven D. Kawaler, "Perspectives: Taking the Pulse of a Massive Star," Science, 300, 1885 (2003).

  24. Steven D. Kawaler, "The Whole Earth Telescope: International Adventures in Asteroseismology", in The Future of Small Telescopes In The New Millennium. Volume III - Science in the Shadows of Giants, ed. Terry Oswalt (Dordrecht, Kluwer), p. 245 (2003)

  25. Steven D. Kawaler, "Conference Summary," in I.A.U. Colloquium 193: Variable Stars in the Local Group, ed. D. Kurtz & K. Pollard (San Francisco: ASP), p. 581 (2004)

  26. Steven D. Kawaler, "Asteroseismology of post-AGB stars", in I.A.U. Symposium 234: Planetary Nebulae, ed. R. Mendez & M. Barlow (2006)

  27. Steven D. Kawaler "Asteroseismology: Lessons From the Past and Prospects for the Future" in Vienna Workshop on the Future of Asteroseismology, ed. G. Handler & G. Houdek, Communications in Asteroseismology, 150, 279 (2007).

  28. Steven D. Kawaler "Differential Rotation in Stars: Expectations and Asteroseismic Diagnostics," in GONG 2008 / SOHO XXI: Solar-stellar dynamos as revealed by helio- and asteroseismology, ed. M. Dikpati & F. Hill, ASP Conference Series (2008).

Papers and Abstracts in Published Proceedings

  1. Steven D. Kawaler and J. C. Wheeler, "Partially Mixed Stars and the Horizontal Branch," BAAS, 14, 889 (1983).

  2. Steven D. Kawaler, C. J. Hansen, and D. E. Winget, "Evolution of the Nonradial Pulsation Properties of Hot Pre-White Dwarf Stars," BAAS, 16, 945 (1985).

  3. Steven D. Kawaler, "The Transformation from Planetary Nebula Nucleus to White Dwarf: A Seismological Study of Stellar Metamorphosis," BAAS, 17, 894 (1986).

  4. Steven D. Kawaler, D. E. Winget, C. J. Hansen, & I. Iben, Jr., "Nonradial g-Mode Instabilities in Planetary Nebula Nuclei," in Workshop on the Late Stages of Stellar Evolution, eds. S. Kwok and S. Pottasch, (Dordrecht: Reidel), p. 403 (1987).

  5. Steven D. Kawaler, "The Stellar Seismology of PG1159-035," in I. A. U. Symposium #123: Advances in Helio- and Asteroseismology, eds. J. Christensen-Dalsgaard and S. Frandsen, (Dordrecht: Reidel), p. 329 (1988).

  6. Hiromoto Shibahashi, Takashi Sekii, & Steven Kawaler, "White Dwarf Seismology: Inverse Problem of g-Mode Oscillations," in I. A. U. Colloquium #108: Atmospheric Diagnostics of Stellar Evolution, ed. K. Nomoto, (Berlin: Springer-Verlag), p. 86 (1987).

  7. Steven D. Kawaler, "Stellar Rotation on the Main Sequence: Initial Angular Momentum and Angular Momentum Loss," BAAS, 19, 1022 (1987).

  8. M. Pinsonneault, S. Kawaler, S. Sofia, & P. Demarque, "Rotating Solar Models," Eos, 69, 436 (1988).

  9. Steven D. Kawaler, "The Spin Down of the Sun," Eos, 69, 437 (1988).

  10. C. Deliyannis, P. Demarque, & S. Kawaler, "Trace Elements in Old Stars and the Sun," Eos, 69, 437 (1988).

  11. P. Brassard, G. Fontaine, F. Wesemael, & S. D. Kawaler, "Are Pulsations a Probe of the Surface Layers of White Dwarfs?" in I. A. U. Colloquium #114: White Dwarfs, ed. G. Wegner, (Berlin: Springer-Verlag), p. 263 (1989).

  12. Steven D. Kawaler, "Rotational Dating of Middle-Aged Galactic Clusters" BAAS, 21, 711 (1989).

  13. Steven D. Kawaler and P. Weiss, "Mode Trapping in Pulsating White Dwarf Stars" in Progress of Seismology of the Sun and Stars, ed. Y. Osaki and H. Shibahashi (Berlin: Springer-Verlag), p. 431 (1990).

  14. Steven D. Kawaler, "What Powers the Central Stars of Planetary Nebulae?" BAAS, 21, 1077 (1990).

  15. Steven D. Kawaler and P. Bradley, "Precision Asteroseismology of Pre-White Dwarfs and PN Central Stars", in I.A.U. Symposium #155: Planetary Nebulae, ed. R. Weinberger (Dordrecht: Kluwer), p. 493 (1993).

  16. Steven D. Kawaler and P. Bradley, "Seismological Modeling of PG 1159 -035", in GONG 1992: Seismic Study of the Sun and Stars, ed. T. Brown (Provo: PASP), p. 387 (1993).

  17. Steven D. Kawaler and P. Appleton, "The Enormous Planetary Nebula Surrounding the ROSAT Source RXJ 2117 +34", BAAS, 24, 1179 (1993).

  18. H. E. Bond, R. Ciardullo, & S. D. Kawaler, "Asteroseismology of Planetary Nebula Nuclei", in Proceedings of the Workshop on Evolution of Planetary Nebula Nuclei, Acta Astron., 43, 425 (1993).

  19. Steven D. Kawaler, H. E. Bond, L. Sherbert, & T. Watson, "High-Speed HST Ultraviolet Photometry of Pulsating White Dwarfs: Nonradial and Radial Pulsations", BAAS, 26, 793 (1994).

  20. B. T. Dehner & S. D. Kawaler, "Thick to Thin Envelope Evolution in DB White Dwarf Stars", BAAS, 27, 770 (1995).

  21. Steven D. Kawaler, et al., "Asteroseismological Observations of the Central Star of the Planetary Nebula NGC 1501", in Proceedings of the 10th European Workshop on White Dwarf Stars, ed. J. Isern, M. Hernanz, & E. Garcia-Berro (1996).

  22. D. O'Donoghue, C. Koen, D. Kilkenny, R.S. Stobie, A.E. Lynas-Gray, and S.D. Kawaler, "A New Class of Compact Pulsating Star", in Proceedings of the 10th European Workshop on White Dwarf Stars, ed. J. Isern, M. Hernanz, & E. Garcia-Berro (1996).

  23. D. Kilkenny, C.Koen, R.S. Stobie, D. O'Donoghue, A.E. Lynas-Gray, & S.D. Kawaler, "A New Class of Pulsating Star Discovered in the EC Survey" in The Third Conference on Faint Blue Stars, ed. A.Philip, (Schenectady: L. Davis) p. 77 (1996).

  24. H.E. Bond, R. Ciardullo, & S.D. Kawaler, "Asteroseismology of Planetary Nebulae", in The Third Conference on Faint Blue Stars, ed. A.G.D. Philip, J. Liebert, R. Saffer & D. S. Hayes (Schenectady: L. Davis) p. 439 (1996).

  25. M.S. O'Brien & S.D. Kawaler, "Measurement of Neutrino Emission Rates in Cool Pre-White Dwarfs", BAAS, Meeting 189, abstract 78.10 (1996)

  26. T. van Hoolst, W. Dziembowski, & S.D. Kawaler, "Nonradial Mode Instability in Static and Radially Pulsating Models of RR Lyrae Stars", in "A Half Century of Stellar Pulsation Interpretations: A Tribute to Arthur N. Cox", ed. P. Bradley & J. Guzik (1997)

  27. H.E. Bond, S.D. Kawaler, & R. Ciardullo, "Asteroseismology of Planetary Nebula Nuclei", in "A Half Century of Stellar Pulsation Interpretations: A Tribute to Arthur N. Cox", ed. P. Bradley & J. Guzik ( (1997)

  28. M.S. O'Brien & S.D. Kawaler, "Measurement of Neutrino-Cooling Effects in Pre-White Dwarf Stars--- an Astrophysical Test of Standard Lepton Physics", BAAS, Meeting 191, abstract 12.11 (1997)

  29. D. O'Donoghue, C. Koen, D. Kilkenny, R.S. Stobie, A. E. Lynas-Gray, & S.D. Kawaler "The EC14026 Stars," Baltic Astronomy, 7, 313 (1998)

  30. T.M.K. Marar et al. (the WET Collaboration), including S.D. Kawaler "The Intermediate Polar PQ GEM -- Status of Wet Observations of 1996," Baltic Astronomy, 7, 287 (1998).

  31. S.D. Kawaler, "Seismology of pre-white dwarfs: Models for Pulsating sdB stars", in 11th European Workshop on White Dwarfs, ed. J.-E. Solheim & E. Meistas, (San Francisco: ASP), p. 158 (1998)

  32. M.D. Reed & S.D. Kawaler, "PG2131+066: A Binary PG1159 Type Pulsating Star", BAAS, Meeting 193, abstract 64.01 (1998)

  33. M.D. Reed, S.D. Kawaler, & S.J. Kleinman "Examining the Pulsation Properties of Subdwarf B Stars", BAAS, Meeting 194, abstract 104.01 (1999)

  34. M.D. Reed, D. Kilkenny, S.D. Kawaler, & the WET collaboration "Preliminary Results from XCOV 17: PG 1336-018," Baltic Astronomy, 9, 183 (2000)

  35. M.A. Wood, J.C. Simpson, S.D. Kawaler and the WET collaboration "WET Observations and Smoothed Particle Simulations of DQ Herculis," Baltic Astronomy, 9, 211 (2000)

  36. M.D. Reed, S.D. Kawaler, & S.J. Kleinman, "Examining the Group Properties of Pulsating Subdwarf B Stars", in The Impact of Large-scale Surveys on Pulsating Star Research: I.A.U. Colloquium 176, ed. L. Szabados & D. Kurtz (San Francisco: ASP) (2000)

  37. S.J. Kleinman, S.D. Kawaler, & A. Bischoff, "A Model Survey of DAV (ZZ Ceti) Pulsators," in The Impact of Large-scale Surveys on Pulsating Star Research: I.A.U. Colloquium 176, ed. L. Szabados & D. Kurtz (San Francisco: ASP) p. 515 (2000)

  38. S.O. Kepler, J.E.S. Costa, D.E. Winget, M.D. Reed, & S.D. Kawaler, "Time Scales for Period Change in Pulsating White Dwarf Stars," in The Impact of Large-scale Surveys on Pulsating Star Research: I.A.U. Colloquium 176, ed. L. Szabados & D. Kurtz (San Francisco: ASP), p. 521 (2000)

  39. M.D. Reed, S.D. Kawaler, & the WET collaboration, "Resolving pulsations across the surface of a pulsating subdwarf B star," BAAS, Meeting 197, Abstract 46.2 (2000)

  40. G. Vauclair, M.S. O'Brien, J.N. Fu, A.S. Mukadem, M. Chevreton, N. Dolez, & S.D. Kawaler, "Asteroseismology of PG0122+200: latest news," in The 12th European Workshop on White Dwarfs, ed. J. Provencal, H.L. Shipman, J. MacDonald, and S. Goodchild (San Francisco: ASP), p. 293 (2001)

  41. S.D. Kawaler, "Asteroseismology of Pre-White Dwarfs: a test and a speculation," in The 12th European Workshop on White Dwarfs, ed. J. Provencal, H.L. Shipman, J. MacDonald, and S. Goodchild (San Francisco: ASP), p. 287 (2001)

  42. M.D. Reed, S.D. Kawaler, & S.J. Kleinman, "Identifying Modes in Pulsating Subdwarf B stars: A Possibility and a Puzzle," in The 12th European Workshop on White Dwarfs, ed. J. Provencal, H.L. Shipman, J. MacDonald, and S. Goodchild (San Francisco: ASP), p. 181 (2001)

  43. T. Metcalfe, J.M. Gonzalez Perez, A.W. Irwin, S.D. Kawaler, M.H. Montgomery, D.E. Winget, & M.A. Wood, "OpenWD: An Open-Source White Dwarf Code", BAAS, Meeting 201, Abstract 119.02 (2002)

  44. S.D. Kawaler, S. Hostler, & J. Burkett, "The Origin of White Dwarf Rotation Velocities", in White Dwarfs: the Thirteenth European Workshop, ed. D. de Martino, R. Silvotti, J.-E. Solheim, and R. Kalytis (Dordrecht, Kluwer), p. 27 (2003)

  45. M.D. Reed, S.D. Kawaler et al. (the WET collaboration) "Feige 48: A Model Match for the Coolest Pulsating Subdwarf B Star", in White Dwarfs: the Thirteenth European Workshop, ed. D. de Martino, R. Silvotti, J.-E. Solheim, and R. Kalytis (Dordrecht, Kluwer), p. 81 (2003)

  46. S.L. Schuh, et al. (the WET collaboartion, including S. Kawaler), "Preliminary results of the WET Xcov22 campaign at Calar Alto Observatory", in White Dwarfs: the Thirteenth European Workshop, ed. D. de Martino, R. Silvotti, J.-E. Solheim, and R. Kalytis (Dordrecht, Kluwer), p. 263 (2003)

  47. Z.E. Dind, T.R. Bedding, S.J. O'Toole, & S.D. Kawaler, "Applying weights to Whole Earth Telescope data: results for four stars", in Asteroseismology Across the HR Diagram, ed. M.J. Thompson, M.S. Cunha, & M.J.P.F.G. Monteiro (Dordrecht, Kluwer) (2003)

  48. Steven D. Kawaler & Shelbi Hostler, "Pulsating sdB stars - a New Approach to Probing Their Interiors," in Extreme Horizontal Branch Stars and Related Objects, ed. P. Maxsted, Astrophysics & Space Sciences, 291, 387 (2004).

  49. M. Vuckovic, S. Hostler, S. Kawaler, & B. Behera, "PB8783 Revisited", in 14th European Workshop on White Dwarfs, ed. D. Koester and S. Moehler, (San Francisco, ASP Press), p. 263 (2005).

  50. S.D. Kawaler, M. Vuckovic, et al. "PG 0014+067: WET observations and the oscillations of sdB star interiors", in Second Meeting on Hot Subdwarf Stars and Related Objects, ed. R. (Vilinus: Baltic Astronomy), 15, 283 (2006).

  51. S.D. Kawaler, "Some interesting twists in the pulsating sdB star puzzle", in Stellar Pulsation and Evolution, ed. A.R. Walker & G. Bono, Memorie della Societa' Astronomica Italiana, 77, 402 (2006)

  52. M. Vuckovic, S.D. Kawaler, et al. (the WET collaboration), "Whole Earth Telescope Observations of PG 0014+067 -- A Key Pulsating Subdwarf B Star", in Astrophysics of Variable Stars, ed. C. Sterken and C. Aerts, (San Francisco, ASP Press), p. 371 (2006).

  53. D.J. Sullivan et al. (including S. Kawaler), "The Hottest Known DBV White Dwarf,", in 15th European Workshop on White Dwarfs, ed. R. Napiwotzki and M.R. Burleigh, (San Francisco, ASP Press), p.629 (2007).

  54. Q. Wang, L.A. Willson, & S. Kawaler "Mass loss from pulsating cool stars," in The Art of Modeling Stars in the 21st Century, Proceedings of the International Astronomical Union, IAU Symposium, Volume 252, p. 259 (2008)

Book Reviews and other short pieces

  1. "RS Ophiuchi (1985) and the Recurrent Nova Phenomenon: Proceedings of the Manchester Conference," ed. M. F. Bode, American Scientist, 76, 72 (1988).

  2. "Cool Stars, Stellar Systems, and the Sun: Proceedings of the Fourth Cambridge Workshop," eds. M. Zeilik and D. M. Gibson, American Scientist, 76, 189 (1988).

  3. "Atmospheric Diagnostics of Stellar Evolution: Chemical Peculiarity, Mass Loss, and Explosion: Proceedings of the 108th I.A.U. Colloquium," ed. K. Nomoto, American Scientist, 78. 166 (1990).

  4. Steven D. Kawaler, "The Whole Earth Telescope," in Encyclopeida of Astronomy and Astrophysics, ed. P. Murdin (New York: Institue of Physics) (2001).

  5. Steven D. Kawaler, "Cutting Edge: An international collaboration of astronomers is shining new light on the interior of stars," in The Times (England) Higher Education Supplement, July 27, 2001.

  6. Steven D. Kawaler, "Sunquakes: Probing the Interior of the Sun," by J. B. Zirker, American Scientist, 92, (2004)

Invited Talks, Seminars, and Colloquia

Research Presentations

  1. "Effect of Surface Roughness on Polarization of Thermal Microwave Emission from Planetary Surfaces"
    Department of Planetary Sciences and Lunar and Planetary Laboratory
    University of Arizona (April 9, 1980).

  2. "Mass Loss from Red Giants"
    University of Texas at Austin (October 1, 1981).

  3. "Partially Mixed Stars and the Horizontal Branch"
    University of Texas at Austin (April 25, 1983).

  4. "Evolution of the Pulsation Properties of Hot Pre-White Dwarf Stars"
    University of Texas at Austin (September 26, 1984).

  5. "Evolution of the Pulsation Properties of Hot Pre-White Dwarf Stars"
    Kitt Peak Workshop on Stellar Remnants, Kitt Peak National Observatory
    Tucson, Arizona (January 8, 1985).

  6. "Evolutionary Period Changes in Rotating Hot Pre-White Dwarf Stars"
    Kitt Peak Workshop on Stellar Remnants, Kitt Peak National Observatory
    Tucson, Arizona (January 9, 1985).

  7. "Evolution of the Pulsation Properties of Hot Pre-White Dwarf Stars"
    165th Meeting of the American Astronomical Society,
    Tucson, Arizona (January 15, 1985).

  8. "Why PG1159's Period is Decreasing, and Other Stories"
    University of Texas at Austin (March 4, 1985).

  9. "Dancing Down the Road to the Stellar Graveyard"
    Yale University (November 7, 1985).

  10. "The Transformation from Planetary Nebula Nucleus to White Dwarf:
    A Seismological Study of Stellar Metamorphosis"
    167th Meeting of the American Astronomical Society,
    Houston, Texas (January 1986).

  11. "The White Dwarf Renaissance"
    Yale University (April 1, 1986).

  12. "Nonradial g-Mode Instabilities in Planetary Nebula Nuclei"
    Workshop on the Late Stages of Stellar Evolution
    University of Calgary (June 4, 1986).

  13. "Evolution and Pulsation of Planetary Nebula Nuclei"
    Osservatorio Di Capodimonte, Naples, Italy (July 16, 1986).

  14. "Dancing Along the Road to the Stellar Graveyard"
    Wesleyan University (September 17, 1986).

  15. "Seismological Investigations of Pulsating Stellar Remnants"
    University of Montreal (October 16, 1986).

  16. "White Dwarf Oscillations"
    Columbia University (October 30, 1986).

  17. "Choreographing the Dance of the Degenerate Dwarfs"
    Joint Institute for Laboratory Astrophysics, University of Colorado (December 1, 1986).

  18. "Consequences of Pre-Main Sequence Evolution on Standard Solar Models"
    G.O.N.G. Workshop on Solar Models, Yale University (May 29, 1987).

  19. "The Stellar Seismology of Hot White Dwarfs and Planetary Nebula Nuclei"
    I.A.U. Colloquium #95, The Second Conference on Faint Blue Stars
    Tucson, AZ (June 3, 1987).

  20. "Stellar Rotation Simplified"
    Yale University (October 15, 1987).

  21. "Seismology of Stars"
    Instituto de Fisica, Universidade Federal do Rio Grande do Sul,
    Porto Alegre, Brazil (November 11, 1987).

  22. "Internal Rotation of Stars: Angular Momentum Loss and Redistribution"
    Bartol Research Institute
    University of Delaware (December 16, 1987).

  23. "Angular Momentum Loss in Low Mass Stars"
    Space Telescope Science Institute (December 17, 1987).

  24. "Rotating Stars: Angular Momentum Loss and Internal Redistribution"
    University of Wisconsin, Madison (March 28, 1988).

  25. "Degenerate Wallflowers: Constraints on White Dwarf Evolution from Pulsation Theory"
    N.A.S.A. Goddard Space Flight Center (April 25, 1988).

  26. "White Dwarf Evolution in Real Time: What Pulsating White Dwarfs Teach Us About Stellar Evolution"
    IAU Colloquium #114: White Dwarfs, Dartmouth University (August 16, 1988).

  27. "White Dwarf Evolution in Real Time"
    Massachusetts Institute of Technology (December 13, 1988).

  28. "The Life and Times of White Dwarfs: The Early Years"
    Lawrence Livermore Laboratory (February 21, 1989).

  29. "Early Phases of White Dwarf Evolution"
    Iowa State University (February 28, 1989).

  30. "White Dwarf Evolution: The Early Years"
    Barnard College/Columbia University (March 21, 1989).

  31. "White Dwarf Evolution: The Early Years"
    University of Massachusetts at Amherst (March 29, 1989).

  32. "White Dwarf Seismology in Action" (2 talks)
    Workshop on Evolution of Compact Stellar Remnants
    Aspen Center for Physics 1989 Summer Program (June 1989).

  33. "Mode Trapping in Pulsating White Dwarfs"
    Oji International Seminar on Seismology of the Sun and Stars:
    Hakone, Japan (December 14, 1989).

  34. "Pulsating Stars"
    Creighton University, Omaha, NE (February 2, 1990).

  35. "Around the World in 24 Hours: Whole Earth Telescope Observations of Nonradially Pulsating Stars"
    Iowa State University (February 15, 1990)

  36. "Around the World in 24 Hours: Whole Earth Telescope Observations of Nonradially Pulsating Stars"
    University of Minnesota (April 19, 1990).

  37. "White Dwarf Evolution: Constraints from Stellar Seismology"
    Osservatorio Astronomico di Monte Porzio,
    Frascati, Italy (May 24, 1990).

  38. "White Dwarf Evolution: Cradle-to-Grave Constraints via Stellar Seismology"
    Workshop on The Confrontation Between Stellar Pulsation and Evolution,
    Bologna, Italy (May 30, 1990).

  39. "Results of Stellar Seismology Using Global Observing Networks"
    University of Wisconsin, Madison (September 25, 1990).

  40. "Precision Asteroseismology of PG 1159-035"
    Space Telescope Science Institute (June 19, 1991).

  41. "How Fast Do A Stars Evolve? Secular Period Changes in Rapidly Oscillating Ap Stars"
    Space Telescope Science Institute (June 12, 1992).

  42. "Radial Pulsations in DB White Dwarfs?"
    Space Telescope Science Institute (June 15, 1992).

  43. "Precision Asteroseismology of Hot White Dwarfs"
    University of Rochester, Rochester, NY (June 25, 1992).

  44. "How Fast Do A Stars Evolve?"
    University of Rochester, Rochester, NY (June 26, 1992).

  45. "Precision Stellar Seismology of Hot White Dwarfs,"
    Eighth European Workshop on White Dwarfs
    University of Leicester, Leicester, England (July 23, 1992).

  46. "Radial Pulsations in GD358 and other DB White Dwarfs? HST Observations and Theoretical Implications"
    University of Texas at Austin (September 22, 1992).

  47. "Seismological Studies of White Dwarfs from Earth and From Space"
    Space Telescope Science Institute (February 3, 1993).

  48. "Seismic Probes of White Dwarf Stars from the Ground and HST"
    Steward Observatory, University of Arizona (February 18, 1993).

  49. "Compositional Stratification in White Dwarfs: Spectroscopy and Seismology"
    Physical Processes in Astrophysics, in Honour of Evry Schatzman
    Paris, France (September 23, 1993).

  50. "Observations of Pulsating White Dwarfs: The Next Generation"
    University of Wisconsin, Madison (November 2, 1993).

  51. "Radial Pulsations in White Dwarfs: Theoretical Background, Observational Challenges, and Potential Payoffs"
    Cerro Tololo Interamerican Observatory, Chile (February 18, 1994).

  52. "Stellar Seismology - A Probe of Stellar Interiors"
    Physics Colloquium, DePauw University (April 13, 1994).

  53. "Old and New Opacities in White Dwarf Models"
    Joint Discussion #16
    I.A.U. General Assembly, The Hague, The Netherlands (August 23, 1994).

  54. "The New Science of White Dwarf Seismology"
    Grinnell College (October 25, 1994)

  55. "The New Science of White Dwarf Seismology"
    Creighton University (January 24, 1995)

  56. "Probing the Extraordinary Ends of Ordinary Stars: White Dwarf Seismology with the Whole Earth Telescope"
    IAU Colloquium #155
    Cape Town, South Africa (February 7, 1995)

  57. "White Dwarf Stars" (9 Lecture Advanced Course)
    25th Saas Fee Course of the Swiss Astronomical Society
    Les Diablerets, Switzerland (April 3 - 8, 1995)

  58. "Pulsating White Dwarfs; a Theorist's Perspective"
    3rd Whole Earth Telescope Workshop, Ames, IA (July 17, 1995)

  59. "PG 1159 Stars and the Pulsating Central Stars of Planetary Nebulae"
    3rd Whole Earth Telescope Workshop, Ames, IA (July 19, 1995)

  60. "Asteroseismology: Observations and Theory of White Dwarf Pulsations"
    Joint Cambridge/Queen Mary Westfield Helioseismology Seminar
    Cambridge University (September 25, 1995)

  61. "White Dwarf Seismology with the Whole Earth Telescope"
    St. Andrews Observatory, Scotland (September 29, 1995)

  62. "Probing the Extraordinary Ends of Ordinary Stars"
    Institute of Astronomy
    Cambridge University, England (October 5, 1995)

  63. "White Dwarf Seismology with the Whole Earth Telescope"
    Institute of Physics and Astronomy
    Aarhus University, Denmark (November 1, 1995)

  64. "Current Problems in Stellar Seismology"
    Theoretical Astrophysics Institute
    Aarhus University, Denmark (November 2, 1995)

  65. "Probing Stellar Evolution with the Whole Earth Telescope"
    Department of Physics and Astronomy,
    Oxford University (November 21, 1995)

  66. "White Dwarf Seismology with the Whole Earth Telescope"
    Nicolaus Copernicus Astronomical Institute
    Polish Academy of Sciences, Warsaw (December 13, 1995)

  67. "White Dwarf Seismology with the Whole Earth Telescope"
    Department of Physics and Astronomy
    Pedagogical University, Cracow (December 14, 1995)

  68. "Stellar Tomography"
    Department of Physics
    University of Florida (February 22, 1996)

  69. "Probing the Physics of White Dwarf Interiors through Asteroseismology"
    Department of Astronomy
    Ohio State University (April 4, 1996)

  70. "New Directions for Stellar Seismology"
    Iowa State University (September 16, 1996)

  71. "The Enigmatic EC14026 Stars"
    Iowa State University (October 18, 1996)

  72. "From Earthquakes to Starquakes: The New Science of Stellar Seismology"
    Physics Colloquium, Loras College (November 21, 1996)

  73. "Summary and Critical Review of the Current Status and Future Prospects of Interaction Between Observations and Theory of Stellar Structure"
    I.A.U. Symposium #189: Fundamental Stellar Properties
    Sydney, Australia (January 17, 1997)

  74. "White Dwarf Stars on the Hubble Deep Field"
    STScI Symposium on the Hubble Deep Field
    Baltimore, MD (May 8, 1997)

  75. "What the Whole Earth Telescope Has Taught Us About How To Make White Dwarfs"
    4th Whole Earth Telescope Workshop
    Krakow, Poland (July 25, 1997)

  76. "Asteroseismology of Pre-white Dwarfs"
    I.A.U. Symposium #185
    Kyoto, Japan (August 21, 1997)

  77. "Are There White Dwarfs on the Hubble Deep Field?"
    Iowa State University (September 19, 1997)

  78. "Stellar Seismology with the Whole Earth Telescope"
    Institute for Astrophysics of the Canaries
    Tenerife, Canary Islands (September 25, 1997)

  79. "Pulsating Hot White Dwarfs"
    "Measuring Differential Rotation and Neutrino Cooling of White Dwarfs via Asteroseismology"
    "The Pulsating Hot Subdwarf B stars"
    NATO Advanced Study Institute: Variable Stars as Astrophysical Tools
    Cesme, Izmir, Turkey (September 7-9, 1998)

  80. "The Whole Earth Telescope: An Astromical Adventure"
    Physics Colloquium
    Benedictine College, Atchison KS (November 9, 1998)

  81. "Seismological studies of pre-white dwarfs: dancing down the roads less (and more) traveled"
    Northwestern University (April 8, 1999)

  82. "New results on the seismology of dead and dying stars"
    Penn State University (March 1, 2000)

  83. "Asteroseismology of subdwarf B stars and hot white dwarfs"
    Univeristy of Illinois, Urbana-Champaign (September 26, 2000)

  84. "The Whole Earth Telescope: International Adventures in Stellar Seismology"
    University of Colorado, Boulder (October 16, 2000)

  85. "The Whole Earth Telescope: International Adventures in Stellar Seismology"
    IAU Colloquium 183: Small-Telescope Astronomy on Global Scales
    Kenting National Park, Taiwan (January 4, 2001)

  86. "Around the Clock: The Whole Earth Telescope and Related Projects"
    Annual Meeting of the American Association for the Advancement of Science
    San Francisco (February 18, 2001)

  87. "The New Science of Stellar Seismology"
    Buena Vista University (March 6, 2001)

  88. "The New Science of Stellar Seismology"
    Coe College (April 11, 2001)

  89. "Excavating Post-Helium Flash Stars"
    Physics and Astronomy Colloquium
    University of Rochester (May 2, 2001)

  90. "Requirements of future photometric and spectroscopic observations for asteroseismology"
    IAU Colloquium No. 185: Radial and Nonradial Pulsations as Probes of Stellar Physics
    Leuven, Belgium (July 2001)

  91. "Death and Transfiguration: Asteroseismology and the future of Suns"
    Colloquium, Research School of Astronomy and Astrophysics
    Australian National University / Mount Stromlo and Siding Spring Observatories (February 14, 2002)

  92. "Asteroseismology of Past Suns"
    Colloquium, School of Physics
    University of Sydney (February 25, 2002)

  93. "Asteroseismology with the Whole Earth Telescope"
    Colloquium, School of Chemical and Physical Sciences
    Victoria University, Wellington, New Zealand (April 24, 2002)

  94. "International Adventures in Asteroseismology: The Whole Earth Telescope Project"
    Colloquium, Institute for Astronomy - Hilo
    University of Hawaii, Hilo (May 8, 2002)

  95. "Rotation of White Dwarfs: Observations and Theory"
    IAU Symposium 215: Stellar Rotation Cancun, Mexico (November 15, 2002)

  96. "White Dwarf Stars: The Far Future History of our Sun"
    Physics Colloquium
    Lawrence University, Appleton, WI (January 24, 2003)

  97. "Probing the interiors of highy evolved stars - new results"
    Astronomy Colloquium
    Yale University, New Haven, CT (April 3, 2003)

  98. "Report from Down Under - Oddities of the Pulsating Star World"
    Physics and Astronomy Colloquium
    Iowa State University, Ames, IA (April 14, 2003)

  99. "Pulsating sdB stars - A New Approach to Probing Their Interiors"
    Astronomy Colloquium
    Insitute of Astronomy, University of Vienna, Vienna, Austria (June 23, 2003)

  100. "IAU Colloquium 193: An attempt at a summary"
    Summary Talk, I.A.U. Colloquium 193: Variable Stars and the Local Group
    Christchurch, New Zealand (July 11, 2003)

  101. "Adventures in Asterosesimology"
    Physics Colloquium
    University of Northern Iowa (February 4, 2004)

  102. "The internal physics of white dwarf stars as revealed by asteroseismology -or- Adventures with a telescope the size of the Earth"
    Physics Colloquium
    University of British Columbia, Vancouver, BC (September 23, 2004)

  103. "Probing the first-death of sunlike stars with asteroseismology"
    Physics, Astronomy, and Materials Science Colloquium
    Missouri State University, Springfield, MO (September 23, 2005)

  104. "Asteroesismology of post-AGB stars"
    IAU Symposium #234: Planetary Nebulae (invited review)
    Kona, HI (April 4, 2006)

  105. "Past, present, and future of post-AGB star asteroseismology"
    National Astronomical Observatory of Japan, Subaru Telescope HQ Hilo, HI (April 5, 2006)

  106. "A New Twist to the Pulsating sdB Star Puzzle"
    Informal Astronomy Seminar
    The Ohio State Univeristy, Columbus, OH (August 9, 2006)

  107. "Asteroseismology: Lessons From the Past and Prospects for the Future" (invited review)
    Vienna Workshop on the Future of Asteroseismology
    University of Vienna (Austria) (September 21, 2006)

  108. "Numerology and Asteroseismology"
    Astronomy Colloquium
    Department of Astronomy, University of Texas at Austin (April 10, 2007)

  109. "Lessons our pulsating old folks teach us: asteroseismological probes of stellar properties and impacts across disciplines"
    Astronomy Colloquium
    Department of Astronomy, Ohio State University (October 11, 2007)

  110. "Unsolved Mysteries in Evolved Stars: Asteroseismology to the Rescue?"
    Keynote Lecture, 12th Belgian Asteroseismology Group Meeting
    K. University, Leuven, Belgium (November 13, 2007)

  111. "Stellar Differential Rotation"
    Invitied review, GONG 2008 / SOHO XXI
    Boulder, Colorado (August 13, 2008)

  112. "Sounding Stellar Interiors"
    Colloquium
    Dept. of Physics and Astronomy, University of Utah (October 29, 2009)

  113. "Sounding Stellar Interiors: Space-Based Asteroseismology with Kepler and Other Planet-Search Missions"
    Colloquium
    Dept. of Physics and Astronomy, University of Iowa (November 30, 2009)

Public, popular, and outreach

  1. "Observing at McDonald Observatory"
    Tele-Lecture to the Forsyth Astronomical Society
    Winston-Salem, North Carolina (January 1982).

  2. "Evolution of Low Mass Stars From Birth to Old Age"
    Tele-Lecture to the Forsyth Astronomical Society
    Winston-Salem, North Carolina (September 7, 1984).

  3. "Pulsating Stars: One Is Closer Than You Think"
    Yale Astronomical Society (April 13, 1989).

  4. "The Revolution in Astronomy in the 1990's"
    Iowa Academy of Sciences Science Teachers Convention (October 24, 1991).

  5. "The Revolution in Astronomy in the 1990's, Part II"
    Iowa Academy of Sciences Science Teachers Convention (October 22, 1992).

  6. "Diamonds in the Sky: The Space Telescope's Contribution to the Study of the Stars"
    2nd Annual MCC Astronomy Lecture
    Marshalltown Community College, Marshalltown, IA (May 3, 1993).

  7. "The Revolution in Astronomy in the 1990's, Part III"
    Iowa Academy of Sciences Science Teachers Convention (October 21, 1993).

  8. "Pulsating Stars"
    Luther College (March 24, 1994).

  9. "Diamonds in the Sky: New Views on the Lives (and Deaths) of Stars"
    Shapley Lecture, DePauw University (April 12, 1994).

  10. "New Discoveries in Astronomy: In the Classroom"
    Iowa Academy of Sciences Science Teachers Convention (October 20, 1994).

  11. "Diamonds in the Sky: The Many Deaths of Stars"
    Shapley Lecture, Creighton University (January 23, 1995)

  12. "The Sights and Sounds of Pulsating White Dwarfs"
    Ames Area Amateur Astronomers Meeting (May 20, 1995)

  13. "The Search for Life in the Universe"
    Bay Pointe Yacht Club, Moriches, NY (August 1, 1996)

  14. "An Astronomer's Journey through England and Poland"
    Ames Area Amateur Astronomers (October 19, 1996)

  15. "Diamonds in the Sky: The Many Deaths of Stars"
    Shapley Lecture, Loras College (November 20, 1996)

  16. "From Earthquakes to Starquakes: Stellar Seismology in the Galaxy"
    Frontiers of Astrophysics Lecture Series
    American Museum of Natural History, Hayden Planetarium NY (January 6, 1997)

  17. "From Earthquakes to Starquakes: Stellar Seismology"
    Iowa Section, American Association of Physics Teachers Fall Meeting
    Pella, Iowa (November 1, 1997)

  18. "The Whole Earth Telescope: An International Scientific Adventure"
    Osborn Club, Iowa State University (March 9, 1998)

  19. "The Whole Earth Telescope: An International Scientific Adventure"
    College of Liberal Arts & Sciences, Dean's Advisory Council
    Iowa State University (April 17, 1998)

  20. "The Whole Earth Telescope"
    Cedar Amateur Astronomers, Cedar Rapids (August 6, 1998)

  21. "Diamonds in the Sky: The Many Deaths of Stars"
    Shapley Public Lecture
    Benedictine College, Atchison, KS (November 9, 1998)

  22. "The Whole Earth Telescope as a Teaching Tool for Astronomy"
    Science Education Seminar, Dept. of Curriculum and Instruction
    Iowa State University (February 26, 1999)

  23. "Exploring the Insides of the Stars"
    Closing talk, Hands-on Science workshop for middle-school girls
    Iowa State University (April 20, 1999)

  24. "The Whole Earth Telescope Project"
    Plenary Talk, Iowa Academy of Sciences
    Ames, IA (April 23, 1999)

  25. "The Whole Earth Telescope: an International Astronomical Adventure"
    Keynote Banquet Lecture:
    Annual Convention of the North Central Region of the Astrononomical League
    Cedar Rapids, IA (May 1, 1999)

  26. "The Hubble Space Telescope - Highlights from the First 10 Years"
    Wesley Methodist Adult Day Center
    Des Moines, IA (January 25, 2000)

  27. "To the Edge of the Universe: New Telescopes, New Tools and New Discoveries"
    (w/ Curt Struck, Phil Appleton, and Steve Herrnstadt)
    Ames, IA (March 31, 2000)

  28. "PowerPoint and Anti-PowerPoint" (w/Ron Peters)
    Workshop for ISU Center for Teaching Excellence
    Ames, IA (April 6, 2000)

  29. "Astronomy in the OOs -- New Missions and New Views of the Universe"
    Iowa Academy of Science Science Teachers Convention
    Des Moines, IA (October 26, 2000)

  30. "Diamonds in the Sky: The Many Deaths of Stars"
    Academic and Cultural Events Series presentation
    Buena Vista University, Storm Lake, IA (March 6, 2001)

  31. "Tne Many Deaths of Stars"
    Shapley Lecture
    Coe College, Cedar Rapids, IA (April 12, 2001)

  32. "The Whole Earth Telescope: International Adventures in Asteroseismology"
    Sigma Xi Annual Banquet
    Iowa State University (April 26, 2001)

  33. "Searching for Life in the Universe"
    Science Center of Iowa
    Des Moines, IA (April 28, 2001)

  34. "Splendor of the Iowa Skies"
    Ames Rock and Mineral Club
    Ames, IA (December 13, 2002)

  35. "Scientific Searches for intelligent Life in the Galaxy"
    Harlow Shapley visiting lecture
    Lawrence University, Appleton, WI (January 23, 2003)

  36. "Views of the Universe through Iowa Skies"
    Amateur Astronomers of Central Iowa
    Marshalltown, IA (May 9, 2003)

  37. "Searching for Life in the Universe"
    Science Center of Iowa
    Des Moines, IA (May 10, 2003)

  38. "14 Years of the Hubble Space Telescope"
    Ames Golden Kiwanis
    Ames, IA (May 20, 2004)

  39. "Astronomy for the instant gratification set: stellar phenomena on time scales from nanoseconds to decades"
    Osborn Club, Iowa State University (December 13, 2004)

  40. "Astronomy for the instant-gratification generation"
    2005 Larson-Ruth Research Symposium
    Dept. of Chemical Engineering, Iowa State University (April 7, 2005)

  41. "Splendor of the Iowa Skies: Celestial Images from Fick Observatory"
    Undergraduate Physics Seminar, Augsburg College (April 18, 2006)

  42. "The Kepler Mission - in search of extraterrestrial Earths"
    Ames Area Amateur Astronomers, Ames, IA (May 19, 2007)

  43. "Looking for Earths in all the right places"
    Iowa Star Party, Coon Rapids, IA, (September 8, 2007)

  44. "The Search for Intelligent Life Beyond Earth"
    Academic and Cultural Events Series Lecture
    Buena Vista University, Storm Lake, IA (February 27, 2008)

  45. "Looking for Earths: The Kepler Mission"
    Iowa State Space Society, Ames, IA (October 28, 2008)

  46. "Looking for Earths: NASA's Kepler Mission"
    Amateur Astronomers of Central Iowa, Marshalltown, IA (February 27, 2009)

  47. "A New Telescope in Space - Looking for Earthlike Planets Around Other Stars"
    Ames Golden Kiwanis, Ames, IA (March 26, 2009)

  48. "The Kepler Mission"
    Des Moines Astronomical Society (April 11, 2009)

  49. "Diamonds in the Sky: The Many Deaths of Stars"
    Shapley Lecture
    Corning Community Collge, Corning, NY (November 6, 2009)

  50. "Searching for Other Earths"
    Forum Sunday School
    Collegiate United Methodist Church, Ames, IA (December 6, 2009)