Rachel Cohen Lehman is a Lecturer at the Department of Mathematics at the University of California, Irvine, (UCI) since her Ph.D. in 1997. Dr. Lehman received a B.S. (1988), and M.S. (1992), and a Ph.D. (1997) from UCI, all in mathematics. Her Ph.D. thesis was titled, "The Acquisition of Stable Percepts via Bayesian Directed Convergence."