TRIZ is the Russian acronym for the "Theory of Inventive Problem Solving," an international system of creativity developed in the U.S.S.R. between 1946 and 1985, by engineer and scientist Genrich S. Altshuller and his colleagues. According to TRIZ, universal principles of creativity form the basis of innovation. Genrikh Saulovich Altshuller born in Tashkent, Uzbekistan, USSR, 15 October 1926.