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Showing posts from April, 2026

Psychohistory

Psychohistory is the study of human behavior throughout history by applying psychology, especially unconscious motives. It combines psychology, history, and related social sciences to explain why individuals and groups act the way they do. In Asimov’s Foundation stories, Psychohistory is a mathematical technique used to predict the behavior of large populations. Humans are not entirely predictable. Small events, leadership shifts, or technological shocks can upend long-term forecasts. If enough people act in statistically consistent ways, large-scale trends like collapse, unrest, or recovery might become predictable. By examining history, demographics, economics, and social behavior, it is possible to identify key turning points and trends. Since it’s impossible to predict exact individual actions or very distant futures with certainty, researchers inspired by psychohistory typically present their work as probabilistic analysis rather than prophecy. In Asimov’s books, psychohistory...