Sidney Hook was an American philosopher of pragmatism known for his contributions to the philosophy of history, the philosophy of education, political theory, and ethics. After embracing communism in
Hook c. 1944
Albert Einstein, Sidney Hook et al. signed a 4 December 1948 letter published in the New York Times
Isaiah Oggins was an American-born communist and spy for the Soviet secret police. After working in Europe and the Far East, Oggins was arrested, served eight years in the Gulag detention system, and
The American Thread Company's Jillson Mills in Willimantic, Connecticut, where Oggins was born and grew up
Early 20th-century photo of Harbin, site of Oggins' last posting before his arrest by the Soviets
21st-century photo of Norillag (the Norilsk GULAG), where Oggins spent most of his imprisonment
Oggins died while under observation by Grigory Mairanovsky of the effects of curare (here, as part of a South American hunting kit)