The undercover Jews who took on Hitler

A band of Jewish volunteers were to become one of the most ambitious and mysterious covert units set up by the British during the war. Until now, the story of the Special Interrogation Group, a band of German-speaking Jewish commandos who wreaked mayhem behind enemy lines, their heroics and their betrayal, has been recounted only by the old soldiers at reunions. But the SIG's secret history has finally been substantiated thanks to Martin Sugarman, a dedicated assistant archivist at the Jewish Ex-Servicemen and Women's small museum in Stamford Hill, North London. (Quotes from original text)