Josef Jakobs SW3, on 4–5 August 1941. The trial was held "in camera" because the German agent had been apprehended in a highly classified intelligence operation known as the Double Cross System. The British were aware that Jakobs was coming because his arrival information had been passed on to MI5 by the Welsh nationalist and "Abwehr" double agent Arthur Owens. After a two-day trial which involved hearing the testimony of eight witnesses, Jakobs was found guilty of spying and sentenced to death. Jakobs's execution took place at the miniature rifle range in the grounds of the Tower of London on 15 August
The Catcher Was a Spy inscrutable life is that nobody knows where he is." The Catcher Was a Spy proved to be a popular book, spending seven weeks on the New York Times best-seller list. Critics praised Dawidoff's thorough research and ability to tie together the many facets of Berg's life. "Dawidoff ... has done heroic research, much of it in unlit corners, and he avoids the temptation of rehashing it to excess. For the most part he also eschews the temptations of amateur psychoanalysis; when he does succumb, it is mostly to revealing effect. Moe Berg doubtless will forever remain a mystery, but Dawidoff