Joseph W. Dauben is Distinguished Professor of History and the History of Science at Herbert H. Lehman College and a member of the Ph.D. Program in History at the Graduate Center of the City University of New York. He is a fellow of the New York Academy of Sciences, a membre effectif of the International Academy of History of Science, and a corresponding member of the German Academy of Sciences Leopoldina. He is the author of Georg Cantor: His Mathematics and Philosophy of the Infinite and Abraham Robinson: The Creation of Nonstandard Analysis, a Personal and Mathematical Odyssey. A graduate of Claremont McKenna College (A.B.) and Harvard University (A.M., Ph.D.), Dauben has been a member of the Institute for Advanced Study (Princeton) and Clare Hall (Cambridge), won a Guggenheim Fellowship and a Senior ACLS Fellowship, and was named Outstanding Teacher of the Year at Lehman College in 1986.