· Susan and Barton Winokur Distinguished Professor for the Public Understanding of Science and Mathematics, Cornell University2023–
· Stephen H. Weiss Presidential Fellow, Cornell University2016–
· Professor of Mathematics, Cornell University1994–2023
· Professor in the Department of Mathematics, MIT1989–1994
· B.A. in Mathematics, Princeton University1980–
· Doctoral Candidate, Harvard University
· NSF Postdoctoral Fellow, Harvard University / Boston University
· Marshall Scholar, Trinity College, Cambridge