Dönitz, Rommel, appointed Commander-in-Chief in Italy, and Bormann all noted the confidence Hitler radiated at the time of the Italian crisis.[21] It probably emanated from amphetamines; it was noticed that at some time in the summer of 1943 he developed a mannerism characteristic of amphetamine use – a compulsive picking at the skin at the back of his neck ‘as if he wanted to scratch something off’.