The criterion was first proposed by philosopher of science Karl Popper.

( This falsifiability-criterion was popularized by Karl Popper.

In his two volume work The Open Society and Its Enemies, Karl Popper used the term " conspiracy theory " to criticize the ideologies driving fascism, nazism, and Stalinism.

) Karl Popper viewed Peirce as " one of the greatest philosophers of all times ".

Karl Popper pioneered the use of the term " conjecture " in scientific philosophy.

* Popper, Karl R. ( 1945 ) The Open Society and Its Enemies

Karl Popper defined democracy in contrast to dictatorship or tyranny, thus focusing on opportunities for the people to control their leaders and to oust them without the need for a revolution.

Charles Sanders Peirce was a fallibilist and the most developed form of fallibilism can be traced to Karl Popper ( 1902 – 1994 ) whose first book Logik Der Forschung ( The Logic of Scientific Discovery ), 1934 introduced a " conjectural turn " into the philosophy of science and epistemology at large.

Philosophers associated with empiricism include Aristotle, Alhazen, Avicenna, Ibn Tufail, Robert Grosseteste, William of Ockham, Francis Bacon, Thomas Hobbes, Robert Boyle, John Locke, George Berkeley, David Hume, Leopold von Ranke, John Stuart Mill, and Karl Popper.

According to Karl Popper these experiments showed that the class of " hidden variables " Einstein believed in is erroneous.

The concept first popularized by Karl Popper, who, in his philosophical criticism of the popular positivist view of the scientific method, concluded that a hypothesis, proposition, or theory talks about the observable only if it is falsifiable.

In his philosophy of science, which has much in common with that of his good friend Karl Popper, Hayek was highly critical of what he termed scientism: a false understanding of the methods of science that has been mistakenly forced upon the social sciences, but that is contrary to the practices of genuine science.

Hayek had a long-standing and close friendship with philosopher of science Karl Popper, also from Vienna.

Karl Popper: The Formative Years, 1902 – 1945.

Philosopher of science Karl Popper, in his Conjectures and Refutations, critiqued such claims of the explanatory power or valid application of historical materialism by arguing that it could explain or explain away any fact brought before it, making it unfalsifiable.

* Karl Popper, The Poverty of Historicism, attacks the notion that the study of history can be used to predict the future.

The Austrian-English philosopher Karl Popper attacked a peculiar version of historicism along with the ( hard ) determinism which he argued were at its root.

Karl Popper used the term historicism in his influential books The Poverty of Historicism and The Open Society and Its Enemies, to mean: " an approach to the social sciences which assumes that historical prediction is their primary aim, and which assumes that this aim is attainable by discovering the ' rhythms ' or the ' patterns ', the ' laws ' or the ' trends ' that underlie the evolution of history ".

Karl Popper wrote with reference to Hegel's theory of history, which he criticized extensively.

* Karl Popper, 1945.

* Karl Popper, 1993.

During the Cold War, Karl Popper criticized Rousseau for his association with nationalism and its attendant abuses.

* 1902 – Karl Popper, Austrian-English philosopher ( d. 1994 )

6-1 you will be able to see that I fully accept the recent philosophical achievements of Sir Karl Popper with his concept of three worlds.

But Sir Karl Popper and I are interactionists, and what is more, trialist interactionists!

* Karl Popper Archive at LSE British Library This is a microfilm copy of the Stanford University Popper Archive of Popper's papers to whose catalogue a weblink is provided.

* Works by Karl Radek available at the Marxists Internet Archive.

* East India Company: Its History and Results article by Karl Marx, MECW Volume 12, p. 148 in Marxists Internet Archive

Additional information from entry for Karl Pearson in the Sackler Digital Archive of the Royal Society

* Karl Liebknecht Internet Archive, Marxists Internet Archive.

* Karl Rahner Archive in Munich

He was well known as editor of the Archiv für Bergbau und Hüttenwesen ( Archive for mining and metallurgy ; 20 vols., 1818-1831 ); and ( with Ernst Heinrich Karl von Dechen ) of the Archiv für Mineralogie, Geognosie, Bergbau und Hüttenkunde ( 26 vols., 1829-1854 ).

* ken. nibbanam. com: Karl Eugen Neumann ( Internet Archive 2007 )

The solutions were not arrived at by any theoreticians of the Karl Marx stripe but by men of government -- lawyers, most of them -- and men of business.

Whereas Bultmann's `` center '' position is structurally inconsistent and is therefore indefensible on formal grounds alone, the general position of the `` right '', as represented, say, by Karl Barth, involves the rejection or at least qualification of the demand for demythologization and so is invalidated on the material grounds we have just considered.

On 29 November 1879 at the Basilica of Atocha in Madrid, Alfonso married a much more distant relative, Maria Christina of Austria, daughter of Archduke Karl Ferdinand of Austria and of his wife Archduchess Elisabeth of Austria.

One of Mike Shanahan's assistants, Karl Dorrell went on to be the head coach at UCLA.

It was reserved for his biographer Karl Benrath to justify him, and to represent him as a fervent evangelist and at the same time as a speculative thinker with a passion for free inquiry, always learning and unlearning and arguing out difficult questions with himself in his dialogues, frequently without attaining to any absolute conviction.

Blissymbols were invented by Charles K. Bliss ( 1897 – 1985 ), born Karl Kasiel Blitz in the Austro-Hungarian city of Czernowitz ( at present the Ukrainian city of Chernivtsi ), which had a mixture of different nationalities that “ hated each other, mainly because they spoke and thought in different languages .”

Consequently, canon 351 of the 1983 Code of Canon Law requires that a cardinal be at least in the order of priesthood at his appointment, and that those who are not already bishops must receive episcopal consecration, a rule from which dispensation may be obtained from the pope, as by Cardinals Roberto Tucci, Albert Vanhoye, Domenico Bartolucci and most recently Karl Josef Becker.

Yet, at the 5th Congress of the Communist International ( July 1924 ), Grigory Zinoviev formally denounced Georg Lukács's heterodox definition of orthodox Marxism as exclusively derived from fidelity to the " Marxist method ", and not to Communist party dogmas ; and denounced the Marxism developments of the German theorist Karl Korsch.

In 1913 Karl Jaspers visited Husserl at Göttingen.

Haeckel studied under Karl Gegenbaur at the University of Jena for three years, earning a doctorate in zoology, before becoming a professor of comparative anatomy at the University of Jena, where he remained for 47 years, from 1862 to 1909.

Karl E. von Baer and Haeckel both struggled to model one of the most complex problems facing embryologists at the time: the arrangement of general and special characters during development in different species of animals.

There, he received a liberal education at the Lyceum, and Karl J. Windischmann drew his attention to the languages and literature of the East ( Windischmann, along with Georg Friedrich Creuzer, Johann Joseph von Görres, and the brothers Schlegel, expressed great enthusiasm for Indian wisdom and philosophy ).

On 4 August Orwell gave a talk at the Adelphi Summer School held at Langham, entitled An Outsider Sees the Distressed Areas ; others who spoke at the School included John Strachey, Max Plowman, Karl Polanyi and Reinhold Niebuhr.

Karl Marx was at risk so he moved to London in August.

* Arndt, Karl J. R. Harmony on the Wabash in Transition to Rapp's Divine Economy on the Ohio and Owen's New Moral World at New Harmony on the Wabash 1824 – 1826.

Instead, Hitler appointed Goebbels Reich Chancellor ; Grand Admiral Karl Dönitz, who was at Flensburg near the Danish border, Reich President ; and Martin Bormann, Hitler's long-time chief of staff, Party Minister.

* 1919 – Rosa Luxemburg and Karl Liebknecht, two of the most prominent socialists in Germany, are tortured and murdered by the Freikorps at the end of the Spartacist uprising.

* " A Skeptical Look at Karl Popper " by Martin Gardner

* " A Sceptical Look at ' A Skeptical Look at Karl Popper '" by J C Lester.