Achievement Medal in 2002. In 2012 he became a fellow of the American Mathematical Society. See also List of University of Waterloo people References External links Neil Robertson's homepage at Ohio State University Short conference video. Neil Robertson - Some thoughts on Hadwiger's Conjecture. June 28, 1999. Video produced by Bojan Mohar. 20th-century American mathematicians 21st-century American mathematicians Graph theorists University of Waterloo alumni Living people 1938 births Fellows of the American Mathematical Society Ohio State University faculty