Western Marxist theorist and labor lawyer.
Prominent intellectual at the Institute for Social Research, better known as the Frankfurt School.
Neumann is best known for his theoretical analyses of Nazism.
From 1943 to 1945 he worked for the Office of Strategic Services (OSS), the precursor to the CIA. He also spied for the Soviet Union during WWII under the code-name “Ruff”.
Franz Neumann (political scientist) - Wikipedia
"Neumann Franz Leopold" - Virtual Shtetl