Eric Clarkson received the bachelor's degree in mathematics, physics, and philosophy from Rice University, Houston, TX, in 1976, the master's degree in physics and the Ph.D. degree in mathematics from Arizona State University, Tempe, in 1980 and 1985, respectively, and the master's degree in optical sciences from the University of Arizona, Tucson, in 1996. After teaching at Murray State University, Murray, KY, for six years, he joined the Faculty of the University of Arizona in 1996, where he is a Research Professor of optical sciences and radiology. His research interests include theoretical image science, image-quality assessment, and image reconstruction techniques.