Osip Gelfond

Osip Isaakovich Gelfond was a Russian physician and Marxist philosopher.
Osip studied at the University of Paris, gaining a medical degree in 1896. He married Musia Gershevna in 1899, who had also recently graduated with a medical degree from the Sorbonne. Gelfond was friends with Anatoly Lunacharsky, Lazar Lagin and Lev Tumarkin.
He participated in a seminar held in St Petersburg in 1908 by the Russian Machists which led to the publication of Studies in the [Philosophy of Marxism].
He was the father of Alexander Gelfond, born in 1906.