Leslie F. Greengard

Dr. Leslie F. Greengard is an American mathematician, physicist and computer scientist. He is co-inventor of the fast multipole method (FMM) in 1987, recognized as one of the top-ten algorithms of the 20th century.

Leslie Greengard was born in London, England, but grew up in the United States: in New York City, Boston, and New Haven. He holds a B.A. in mathematics from Wesleyan University (1979), an M.D. from the Yale School of Medicine (1987), and a Ph.D. in computer science from Yale University (1987).

Greengard has been the director of the Courant Institute of Mathematical Sciences, an independent division of the New York University (NYU) and is currently a professor of mathematics and computer science at Courant. He is also a professor at New York University Tandon School of Engineering and the director of the Simons Center for Data Analysis.

He is the son of Paul Greengard and the nephew of actress Irene Kane, later known as Chris Chase, a writer and journalist.

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