Professional Highlights: NAM Claytor Lecture:1995, David Blackwell Lecture, Math Fest 2003; Vietnam Education Graduate Selection Committee, 2005 and 2007, in Vietnam. Marjorie Lee Brown Lecture, University of Michigan, 2012. Editorial Board: MAA Math Monthly; Education Committee, Society for Industrial and Applied Mathematics (SIAM); Committee on Exemplary Mathematics Depts., and Morgan Prize Committee for Outstanding Undergraduate Research, and Committee on the Profession of the American Mathematical Society. Electorate Nominating Committee, Section on Mathematics, 1995-98 (AAAS activities). SIAM Membership Committee (November 2014-October 2017).