His 52 year teaching career included Chair of Mathematics at London School of Economics, Visiting professor at Cornell University, Hebrew University, Gottingen University, University of London, University of Warwick, Imperial College, Williams University, London School of Economics, University of Erlangen, Republic of Germany, Tulane University, and was assistant professor, associate professor, professor of math at the University of Wisconsin. During his time at the University he was co-founder and he served as president of the Wisconsin University Union, and was a longtime activist member of University Faculty Senate.
Office of Strategic Communication