Timeline of Events:
Born on September 9, 1890
1914 - Joined the German army.
1916 - Earned a Ph.D. from the University of Berlin.
1921 - Became a lecturer at the Psychological Institute of the University of Berlin.
1932 - Emigrated to the United States.
1935 - Became a professor at the University of Iowa; published A Dynamic Theory of Personality.
1944 - Established research center at MIT.
Died at age 57 on February 12, 1947 of a heart attack.