Georgi Valentinovich Plekhanov (Георгий Валентинович Плеханов) (November 26, 1857-May 30, 1918) was a Russian revolutionary and a Marxist theoretician. He was a founder of the Social-Democratic movement in Russia and was the first Russian Marxist. Plekhanov contributed many ideas to Marxism in the area of philosophy and the roles of a… (More on Plekhanov)