Stephen J. Willson

Professor of Mathematics and University Professor
Mathematics Department
Iowa State University
Ames, IA 50011

Office: Carver 411

Telephone: (515)-294-7671

FAX: (515)-294-5454


Spring 2015 Courses:

Office hours:

TR at 10:00-10:50, W at 10:00- 10:50 and 1:10-2:00 in Carver 411. Please also feel free to make an appointment if the office hours are inconvenient for you.


Professional experience:

Research interests:

Computational biology, especially building phylogenetic trees and networks. Supertrees. Game theory and fair division problems. Cellular automata. Fractals and chaotic dynamics.

Links for talks

Information on computational biology:

For more information about my work on building phylogenetic trees, click trees

To get my software for building phylogenetic trees, click software

For more information about the Laurence H. Baker Center for Bioinformatics and Biological Statistics click CBBS

Software in game theory:

Selected publications:


Pdf copy of my C.V.

Personal information:

My wife is Lee Anne Willson , who is a University Professor Emerita at Iowa State University in the Department of Physics and Astronomy . Her research typically involves mechanisms and implications of mass loss from stars, with particular emphasis on variable stars.

My recreations and hobbies include:

Here is how to find more information about the Mathematics Department at Iowa State University.

Last updated January 13, 2015.