From 1994 to 1997 , he was enrolled in Princeton University , where he earned a PhD under the guidance of Yakov Sinai .
From 1989 to 1994 , he was an undergraduate student at Moscow State University .
From 1994 to 1997 , student was enrolled in Princeton University , where student earned a PhD under the guidance of Yakov Sinai .
From 1989 to 1994 , he was an undergraduate student at Moscow State University .