Leslie Greengard, a mathematician and member of both the National Academy of Sciences and the National Academy of Engineering, is the director of the Courant Institute of Mathematical Sciences. Greengard has been on the NYU faculty for 17 years as a member of the Courant Institute; his appointment will became effective Sept. 1, 2006.

Greengard was appointed as an assistant professor in mathematics in Courant in 1989. He was granted tenure and promoted to associate professor in 1992, and he was promoted to full professor since 1995. Prior to coming to NYU, he was a National Science Foundation Postdoctoral Fellow, and he served as an associate research scientist in the Department of Computer Science at Yale. His research interests include scientific computing, fast algorithms, adaptive methods, integral equations, potential theory, electromagnetics, computational chemistry, and computational biology.

Greengard is the recipient of the Leroy P. Steele Prize from the American Mathematical Society; a Packard Foundation Fellowship; a National Science Foundation Presidential Young Investigator Award; and the Sandoz Thesis Award from the Yale School of Medicine among other awards and honors. He has published extensively, and a select group of his publications may be found here.

He received his undergraduate degree in mathematics from Wesleyan University, his M.D. from Yale University, and his Ph.D. in computer science from Yale.