As such, these theories were shaped by events that occurred in their prime. In particular, much of psychoanalysis emerged from German schools, the prevalence of anti-Semitism, and the role of women in society. Regarding social influence, Sigmund took into account the insights of the German schools in therapeutic approaches as he opted for medicine due to the anti-Semitism of the time in Germany. Furthermore, this school of psychology was heavily influenced by other intellectuals such as Rudolf Chrobak and Jean-Martin regarding the role of sex in neurotic disorders. On the other hand, behaviorism was developed in the United States, in which case the social and intellectual context of the country influenced this psychological approach. For example, between the 1920s and 1950s, the English school of thought in the United States was highly regarded. As such, it formed the basis of behavioral psychology regarding the scientific approach to controlling human behavior. In fact, Watson conducted behavior research in the laboratory and predicted human behavior in certain environments