T. H. Tetens
Summary of bio from Tetens' book The New Germany and the Old Nazis: T.H. Tetens was born in Berlin, worked in the 1920s as an economist and newspaper editor, studied the Pan-German movement and the Nazi party, interned in a Concentration Camp by the Nazis; escaped to Switzerland in 1934; migrated to the USA in 1938 and did research for US government agencies; served on the US War Crimes Commission 1946-1947; served as Director of the Library on Germanic and Related International Problems.
Bibliography: T.H. Tetens: The New Germany and the Old Nazis, Random House/Marzani+Munsel, New York, 1961. LCCN 61-7240. T.H. Tetens: Germany Plots with the Kremlin, Henry Schuman publ, New York, 1953. LCCN 53-7200.
References: University at Albany, M.E. Grenander Department of Special Collections and Archives: bio reference on Tetens: http://library.albany.edu/speccoll/politicalscience.htm