 He has published over thirty papers, including "Reflections on the arbelos", and has also translated several dozen papers and a book from Russian into English.He is a winner of the Lester R. Ford Award (2007) of the Mathematical Association of America and a co-winner of the Stefan Bergman Prize (with Emil J. Straube, 1995) of the American Mathematical Society.In 2012 he became a fellow of the American Mathematical Society.