He subsequently trained as an analyst and psychiatrist, during which time he developed the concepts and theory of psychosynthesis. At the beginning of the 20th century there was an uprising of exciting ideas in all locations of believed. Influences from the East had been beginning to come over to the West and therefore religious thought was becoming reexamined, education was becoming revolutionised with such thinkers as Montessori, Froebel and Steiner, and the unconscious was getting scientifically studied by Freud, amongst others.
This was for that reason very considerably a Renaissance time and accordingly Assagioli drew from a lot of fields and influences, though he tended to play down the much more mystical aspects of his function, intending to gain scientific validity for his theories. Inherent in the development of his ideas are both a scientific and a mystical approach.