Born in Moscow (1952), mathematician (Moscow State University, 1974), Ph.D. and habilitation in mathematics (Moscow, USSR Academy of Sciences, 1979; 1989), “Umhabilitations” in mathematical economics (University of Hagen, 1998) and general economics (University of Karlsruhe, 2008). Author of eight books, including “Mathematical theory of democracy”, Springer, and over 250 articles in mathematical social sciences, artificial intelligence, cognition, and music theory. Composer of music for two theatrical plays and four films. Expert of European Parliament, European Commission, European Training Foundation, UNESCO.