 However historian Richard Overy contends this is a myth based on the flimsy conclusions of the Strategic Bombing Survey, which relied on the views of one German official from the German Statistical Office, Rolf Wagenführ.Wagenführ was not senior enough to be aware of decision making at higher levels.Overy shows that the military and Nazi leadership were particular about preparing the economy for total war as they felt that World War I was lost on the Home Front.