He was known for his contribution to heuristics and mathematics education, creating and maintaining the mathematically themed educational website Cut-the-Knot for the Mathematical Association of America (MAA) Online.Cut The Knot!, by Alex Bogomolny Mathematical Association of America He was a pioneer in mathematical education on the internet, having started Cut-the-Knot in October 1996.Interview with Alexander Bogomolny MathTango, March 2, 2014
