Graduate, Tomsk State University, 1975. Candidate physico-mathematics Sciences, Institute of Physics of Byelorussian Academy of Sciences, Minsk, Byelorussia, 1980. D physico-mathematics Sciences, Tomsk State University, 2003.
Teaching staff department general physics Tomsk State Pedagogical Institute, Russia, 1979—1984. Lecturer higher mathematics department Biysk Technological Institute, Russia, 1984—1994, head higher mathematics and mathematics physics department, since 1994. Senior lecturer, chair general physics Biysk Technological Institute, 1987.
Pro-rector Biysk State Pedagogical University, since 2004.
Married Valentina Vsevolodovna Loshak, December 14, 1977. Children: Alexandre Leonidovich, Vsevolod Leonidovich.