Dr. Zygmunt Pizlo is a Professor of Psychological Sciences at Purdue University. He received a Ph.D. in Electrical Engineering from the Institute of Electron Technology in Warsaw, Poland and a Ph.D. in Psychology from the University of Maryland. His research interests include shape and color constancy, depth and space perception, figure-ground segregation, and problem solving.
Yunfeng Li is a post-doctoral fellow in the Department of Psychological Sciences at Purdue University, where he received his Ph.D. degree in Mathematical and Computational Cognitive Science, in 2009. Dr. Li's research focuses on exploring human perception from the point of view of psychophysics, mathematics and computer science. His work includes the study and simulation of the mechanisms of human 3D shape perception.