Degrees: 

• Dr. Hab. from Nicolas Copernicus University in Torun, Poland, in 2003. Title:  Orbital approach in ergodic theory.
• C.Sc. (an equivalent of PhD in the USSR) in mathematics from Kharkov State University in 1991. Thesis: Ergodic dynamical systems, their cocycles and automorphisms compatible with the cocycles. Thesis adviser:  V.Ya. Golodets.
  

Erdos number :  3 (Erdos--Mauduit--Lemanczyk--Danilenko)

Professional Society:  member of American Mathematical Society since 1989.

Positions (permanent):

• 2002-present: Senior Research Fellow, Division of Mathematics, Institute for Low Temperature Physics and Engineering of Ukrainian NAS, Kharkov
• 1991-2002: Assistant Professor, Associate Professor of Kharkov National University
  

Positions (visiting):

• N. Copernicus University in Torun (Poland) -- one month in 1996, visiting researcher
• Wroclaw University of Technology  (Poland) -- 2 weeks in 1997, visiting researcher
• N. Copernicus University in Torun (Poland) -- one month in 1997, visiting researcher
• N. Copernicus University in Torun (Poland) -- one month in 1998, visiting researcher
• N. Copernicus University in Torun (Poland) -- one month in 2000, visiting researcher
• Ajou University, Suwon (Korea), one year 2000-2001, visiting professor
• University of Maryland, College Park(USA), one month in 2001, visiting researcher
• N. Copernicus University in Torun (Poland) -- one month in 2002, visiting researcher
• Williams College, Williamstown(USA), 6 weeks in 2003, research associate
• N. Copernicus University in Torun (Poland) -- one month in 2003, visiting researcher
• Max Planck Institute for Mathematics in Bonn (Germany), 4 months in 2004, visiting scholar
• N. Copernicus University in Torun (Poland) -- one month in 2006, visiting researcher
• Max Planck Institute for Mathematics in Bonn (Germany), 2 months in 2006, visiting scholar
  

International Conferences:

• Conference on Ergodic Theory and Symbolic Dynamics, Churanov, Czech Republic, 1996
• Conference on Ergodic Theory and Dynamical Systems, Szklarska Poreba, Poland, 1997
• Dynamical Systems and Ergodic Theory,  Katsiveli, Crimea, Ukraine, 2000
• Ergodic Theory and Dynamical Systems, Torun, Poland, 2000
• Mathematics in the New Millennium, Seoul, Korea, 2000
• Mini-workshop on Ergodic Theory and Operator Algebras, Fukuoka, Japan, 2001
• Ergodic Theory and Dynamical Systems, Villetaneuse, France, 2001
• Ergodic Theory and Topological Dynamics, Torun, Poland, 2002
• Algebraic and Topological Dynamics, Bonn, Germany, 2004
• Ecole Plurithematique de Theorie Ergodique II, CIRM, Marceille, France, 2006, invited speaker
• Workshop on Ergodic Theory and Dynamical Systems, Szklarska Poreba, 2006, invited speaker
• Geometry and Dynamics of Groups and Spaces, Bonn, 2006, Germany