Susskind is the Felix Bloch Professor of Theoretical Physics at Stanford University, the founding director of the Stanford Institute for Theoretical Physics, and one of the fathers of string theory. He was born in the Bronx in 1940. He received his B.S. in physics from the City College of New York in 1962. He went on to receive a Ph.D. in physics from Cornell in 1965. From 1967 to 1977, he was a professor at Yeshiva University’s Belfer Graduate School of Science in New York City. Since 1978, he has been a professor at Stanford University. Susskind’s research interests include string theory, quantum statistical mechanics and quantum cosmology. He is a member of the National Academy of Sciences and the American Academy of Arts and Sciences.