Invited talk on Algebraic Geometry Section of the Congress of Mathematicians in Berkeley, USA, 1986, by Invitation (International Congress of Mathematicians , 1986)
Invited talk "Hyperbolic Reflection groups and algebraic surfaces", by Invitation (International Congress of Mathematicians , 1986)
Professional Body Memberships
London Mathematical Society (Member, 2005 - present)
Moscow Mathematical society (Member, 1977 - present)
Other Administrative or Committee Roles
Member and one of leaders of Algebraic Geometry group in the division(cluster) of Pure Mathematics.
One of organizers of Algebraic Geometry seminar.
Also Director of MSc course in Mathematics (during