Memorial plaque in Christchurch, New Zealand.
1902-1994. Liberal politisk filosof som diskuterade det öppna samhället, och kritiserade Platon, Hegel och Marx. Kunskapsteoretiker med den kritiska rationalismen som fundamentalt tema.
Karl Popper: En intellektuell självbiografi. Doxa, 1976, 1988, ISBN 91-578-0243-2.
Ulf Persson: Karl Popper, falsifieringens profet. CKM Förlag, Svenska Humanistiska Förbundets skriftserie nr 131, 2014, ISBN 978-91-7040-117-6.
Karl Popper: The Open Society and Its Enemies. Volume 1. The Spell of Plato. Routledge & Kegan Paul, 1945, 1974, ISBN 0-7100-4625-1, Wikipedia.
The whole text is available at archive.org
: The Open Society And Its Enemies Vol I
Karl Popper: The Open Society and Its Enemies. Volume 2. The High Tide of Prophecy: Hegel and Marx, and the Aftermath. Routledge & Kegan Paul, 1945, 1977, ISBN 0-7100-4626-X, Wikipedia.
The whole text is available at archive.org
: The Open Society And Its Enemies Vol II
Karl Popper: The Poverty of Historicism. Routledge & Kegan Paul, 1957, 1976, ISBN 0-7100-4616-2.
Karl R. Popper: The Logic of Scientific Discovery. Martino Fine Books, 2014, ISBN 978-1614277439.
Karl R. Popper: Objective Knowledge. An Evolutionary Approach. Oxford University Press, 1972, 1979, ISBN 978-0198750246.
Interview with Karl Popper, 1974, in German, with English subtitles. Provides a condensed description of his main ideas. A doctrine against doctrinaires: the enduring radical modesty of Karl Popper
Björn Östbring: Science is a social enterprise (A note on Karl Popper’s theory of science), 2011-03-09.
The Karl Popper Archives at Universität Klagenfürt, Austria.
Karl Popper on New Zealand. A short biography by Peter Munz.
Daily Karl Popper Quote web site, and Twitter.
Audio reading of Karl Popper's Science as Falsification on YouTube.
Helmut Schmidt talks with Karl Popper (in German, 1992) on YouTube.
Karl and Hennie Popper's grave in Vienna, Austria.