Associate Professor
Department of Agricultural and Biosystems Engineering, Iowa State University

Courtesy Appointment
Department of Civil, Construction and Environmental Engineering, Iowa State University

Courtesy Professor
Department of Polymer Processing, University of Erlangen-Nuremberg, Germany

Chair
Biopolymers & Biocomposites Research Team (BBRT), Iowa State University

Member
Center for Crops Utilization Research, Iowa State University

Member
Plant Science Institute, Iowa State University

Lab Associate
Ames Laboratories, DOE, Iowa State University

Member
Center for Industrial Research and Service (CIRAS), Iowa State University

Board Member
Ultrasonic Industry Association