Associate professor Aleksandr Savelyevich Kochurov (born 23.12.1960 in Moscow) works at GPC department since 1988. He is a student of Sergey Borisovich Stechkin, Vladimir Mikhaylovich Tikhomirov and Sergey Vladimirovich Konyagin. He leads special seminars, together with I.G. Tsarkov and A.A. Vasilyeva he gives a special course "Introduction into widths theory". Has got about 20 published articles.