Psychology of Interpersonal Relations

"The Psychology of Interpersonal Relations" pioneered the modern field of social cognition. A giant of social psychology, Heider had few students, but his book on social perception had many readers, and its impact continues into the 21st Century, having been cited over 13,000 times. In "The Psychology of Interpersonal Relations," Heider argued that social perception follows many of the same rules of physical object perception, and that the organization found in object perception is also found in social perception. Because biases in object perception sometimes lead to errors (e.g., optical illusions), one might expect to find that biases in social perception likewise lead to errors (e.g., underestimating the role social factors and overestimating the effect of personality and attitudes on behavior). Heider also argued that perceptual organization follows the rule of psychological balance. Although tedious to spell out in completeness, the idea is that positive and negative sentiments