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Popper, Karl Raimund, Sir
© Copyright Sir Karl Popper, photo Popper, Karl Raimund, Sir (since 1965), b. Vienna, July 28, 1902, d. Croydon near London (United Kingdom), Sept. 17, 1994, philosopher, especially philosopher of science. Studied mathematics and physics in Vienna; 1937-1945 in New Zealand, from 1960 professor of logic and philosophy of science at the London School of Economics. Considered the founder of critical rationalism (if an empirical observation contradicts a general hypothesis, this hypothesis should be excluded from the system as falsified). P. opposed a positivist point of view in all scientific disciplines, advocated liberal ideas in politics and opposed authoritarian systems. 1993 published a "Call to the Europeans" ("Aufruf an die Europäer") in response to the war in former Yugoslavia. Honorary tomb in the Lainzer Friedhof cemetery in Vienna´s 13th district Hietzing. Further works: Die Logik der Forschung, 1935; The Poverty of Historicism 1944/45 (German 1965); The Open Society and Its Enemies, 1945 (German 1957/1958); Conjectures and Refutations, 1963 (German 1994); Objective Knowledge, 1972 (German 1973); The Self and Its Brain, 1981/1982 (German 1982); Postscript to the Logic of Scientific Discovery, 3 vols., 1983; Auf der Suche nach einer besseren Welt. Vorträge und Aufsätze aus 30 Jahren, 1984; A World of Propensities, 1990. Literature: E. Dörring, K. R. P., 1987; I. Zwirchmayr, Sir K. P. der Vater des Kritischen Rationalismus, 1993; M. Geier, K. P., 1994; A. O´Hear (ed.), K. P., 1995; L. Schäfer, K. P., 31996.
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