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George Katona -LRB- 6 November 1901 , Budapest -- 18 June 1981 , West Berlin -RRB- was a Hungarian-born American psychologist who was one of the first to advocate a rapprochement between economics and psychologists .. He graduated with a doctorate in Experimental Psychology from the University of Gottingen in 1921 , and worked in Germany until 1933 , both as a journalist and as a psychological researcher .. University of Gottingen. University of Gottingen. Originally trained as a Gestalt psychologist working on problems of learning and memory , during the Second World War he became involved in American government attempts to use psychology to combat war-induced inflation .. Gestalt psychologist. Gestalt psychology. Second World War. Second World War. This led him to consider the application of psychological principles to macroeconomics , devising measures of consumer expectations that eventually became the University of Michigan Consumer Sentiment Index .. macroeconomics. macroeconomics. University of Michigan Consumer Sentiment Index. University of Michigan Consumer Sentiment Index. Use of this index enabled him to predict the post-war boom in the United States at a time when conventional econometric indicators were predicting a recession , a success which helped his fledgling index establish itself .. econometric. econometrics. Katona wrote numerous books and journal articles advocating the development of economic psychology .. economic psychology. economic psychology. These general ideas were taken up more fully in Europe than in the United States until the development , after his death , of modern behavioral economics .. behavioral economics. behavioral economics. In 1957 he was elected as a Fellow of the American Statistical Association .. Fellow of the American Statistical Association. Fellow of the American Statistical Association