1. This activity is primarily concerned with the problems of how a man can be made to think, "feel" and behave according to the wishes of other men, and, conversely, how a man can avoid being influenced in this manner. The many known processes by which this may be effected can be divided arbitrarily into two categories: (A) the cultural and social processes (e.g., customs, education, military training, parental training in childhood) which operate on men in groups as well as singly, and (B) the "special procedures" (e.g., psychotherapy, "salesmanship," deprivations, coercion, torture and hypnosis) which are directed at individuals. Both types of process are pertinent to intelligence operations, but the "social and cultural" processes are more relevant to indoctrination and motivation, while the "special procedures" are more relevant to subversion, seduction and interrogation. 2. The primary mental processes which take place in response ...