of hypnosis, or how susceptible people were to hypnosis, Neodissociationism He also proposed the theory of Neodissociationism , to re-explain earlier ideas of Disassociation and Automatism (dating from the 1890's) in more contemporary psychological language. Links Wikipedia: http://en.wikipedia.org/wiki/Ernest_Hilgard Biography: http://www.apa.org/about/archives/presidents/bio-ernest-hilgard.aspx Ernest Hilgard, Psychoanalysis as Science , Engineering and Science , 16,