Ivan Yefremov

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Ivan Yefremov
Born	Ivan Antipovich Yefremov 23 April 1908 Gatchinsky District, Saint Petersburg Governorate, Russian Empire
Died	5 October 1972(1972-10-05) (aged 64) Moscow, RSFSR, Soviet Union
Occupation	Paleontologist, writer
Language	Russian
Alma mater	Leningrad Mining Institute
Genre	Science fiction, historical novel
Signature

Ivan Antonovich (Antipovich) Yefremov, sometimes Efremov (Russian: Ива́н Анто́нович (Анти́пович) Ефре́мов; 23 April 1908 – 5 October 1972) was a Soviet paleontologist, science-fiction author and social thinker. He founded taphonomy, the study of fossilization patterns.