the equalization of the future. Individuals who hold the idea of a “constant sum”, have a skewed view of their life experiences. Heider argued that this skewed pervading cognitive schemas lead to a simplification of life experiences. In his final notes on emotions, Heider recognizes a bidirectional influence between thought and affect stating that emotions alter cognition but there is also a possibility that emotions may also arouse needs. Impact There have been many reviews of his work. Others include the work by Miles Hewstone published in 1989. and the review published in the Review of General Psychology in 2007. Awards He received many honors, including the American Psychological Association (APA) Distinguished Contribution Award, the Gold Medal for Scholarly Accomplishment in Psychological Science presented by the American Psychological Foundation, and election to the American Academy of Arts and Sciences. Key works Heider, F. (1958). The psychology of interpersonal relations. New York: John Wiley & Sons. Heider, F. (1983). The life of a psychologist: An autobiography. Lawrence, KS: University of Kansas Press. Heider, F., and M. Benesh-Weiner. (1987-1990). Fritz Heider: The Notebooks: Volumes 1-6. Springer. See also Attribution theory Balance theory References Sources Department of Psychology, History, University of Kansas, https://web.archive.org/web/20140101132543/http://psych.ku.edu/about/history/1938-1948.shtml Fiske, S.T., & Taylor, S.E. (1991). Social cognition (2nd ed.). New York: McGraw-Hill. External links Adelbert Ames, Fritz Heider and the Ames Chair Demonstration 1896 births 1988 deaths 19th-century Austrian Jews German psychologists Gestalt psychologists 20th-century psychologists Attribution theory