Administration
Chair: James A. Zagzebski, Ph.D.
Vice-Chair for Research: Sean Fain, Ph.D.
Vice-Chair for Faculty: Charles A. Mistretta, Ph.D.
Chair, Graduate Admissions and Awards: Ron Wakai, Ph.D.
Chair of the Graduate Committee: Tomy Varghese, Ph.D.
Vice Chair of the Graduate Committee: Jennifer B. Smilowitz, Ph.D.
Director, UW Radiological Sciences Training Grant: Tim Hall, Ph.D.
Administrator, Director of Radiological Physics Services: John R. Vetter, Ph.D.
Assistant to the Chair: JoAnn Kronberg ![]()
Financial Specialist 2: Irina Diaz ![]()
Irina handles HRS entry; assists with unclassified payroll and HR transactions; prepares fiscal transactions, including purchases over $5000; does followup budget reporting and post-award grants management; assists in submitting grant proposals; and is our benefits coordinator.
Financial Specialist 1: Clint Colby ![]()
Clint processes credit card procurements and Procard entry. He also prepares research subject checkbook reimbursements, invoices/ jet billings, accounts receivable, and vendor refunds.
Graduate Program Coordinator: Deb Torgerson ![]()
Office Associate: Beth Bierman ![]()
Beth handles the main department credit card, purchases under $5,000, dosimeters, all travel related expenses (booking and reimbursements), dosimeter distribution, and purchase of supplies.
Director of Medical Physics Computing: Orhan Unal, Ph.D.
IT Manager: Yacouba Traore ![]()
Web Developer: Charles Reinke ![]()
GLOW Cluster Manager: Michael Kissick, Ph.D

