Professional Positions
October 2008 – Present
Professor, Department of Physics, Portland State University
April 2004 – October 2008
Chief, Section of Fluorescence Studies, Laboratory of Membrane Biochemistry & Biophysics, National Institute on Alcohol Abuse and Alcoholism, National Institute of Health
June 2000 – April 2004
Investigator, Laboratory of Membrane Biochemistry & Biophysics, National Institute on Alcohol Abuse and Alcoholism, National Institute of Health
May 1994 – June 2000
Senior Staff Fellow, Laboratory of Membrane Biochemistry & Biophysics, National Institute on Alcohol Abuse and Alcoholism, National Institute of Health
January 1991 – April 1994
Research Assistant Professor, Department of Biochemistry, University of Virginia Health Sciences Center, Charlottesville Virginia.
Postdoctoral Training
July 1987 – December 1990
Laboratory of Dr. Burton J. Litman, Department of Biochemistry, University of Virginia Health Sciences Center.
Education
B. S. Physics Central Washington University Ellensburg, Washington 1980
M. S. Physics University of Oregon Eugene, Oregon 1982
Ph. D. Physics University of Oregon Eugene, Oregon 1987
Dissertation title: A Crosslinking Study of the Photocycle and Proton Pumping by Bacteriorhodopsin in Purple Membrane