Yuri Andropov
His earliest documented name was Grigory Vladimirovich Andropov-Fyodorov; he changed it to Yuri Andropov only several years later. While his original birth certificate disappeared, it was established that Andropov was in fact born in Moscow where his mother had been working in a women's gymnasium since 1913 throughout 1914 and until 1917.
Aleksandr Iosifovich Popov
Aleksandr Iosifovich Popov (; 7 June 1913 in Dorpat, Governorate of Livonia, Russian Empire – 23 April 1993 in Moscow, Russia) was a Soviet permafrost researcher at the Moscow State University. He served as head of the Department of Cryolithology and Glaciology. Popov was a member of the International Commission on Periglacial Morphology of the International Geographical Union. He organized and led numerous expeditions to investigate permafrost and deep seasonal freezing in the Soviet Union. Popov edited the geocryological map of the Soviet Union that was published in 1986.