Eugen Bleuler

Paul Eugen Bleuler (German:[ˈɔɪɡeːn ˈblɔɪlər]; April 30, 1857 – July 15, 1939) was a Swiss psychiatrist and eugenicist most notable for his contributions to the understanding of mental illness and for coining the terms "schizophrenia", "schizoid", "autism", and what Sigmund Freud called "Bleuler's happily chosen term ambivalence".