Leo Steinberg (1920-2011) was born in Moscow and raised in Berlin and London, emigrating with his family to New York in 1945. He was a professor of art history at Hunter College, City University of New York, and then Benjamin Franklin Professor at the University of Pennsylvania, where he remained until his retirement in 1990. Sheila Schwartz worked with Steinberg from 1968 until his death in 2011. She received her PhD from the Institute of Fine Arts, New York University, and is presently Research & Archives Director of The Saul Steinberg Foundation.