id author title date pages extension mime words sentences flesch summary cache txt en-wikipedia-org-4245 Carl Gustav Hempel - Wikipedia .html text/html 2115 378 47 Carl Gustav "Peter" Hempel (January 8, 1905 – November 9, 1997) was a German writer and philosopher. He was a major figure in logical empiricism, a 20th-century movement in the philosophy of science. After moving to Berlin, Hempel participated in a congress on scientific philosophy in 1929 where he met Rudolf Carnap and became involved in the Berlin Circle of philosophers associated with the Vienna Circle. In 1934, he received his doctoral degree from the University of Berlin with a dissertation on probability theory, titled Beiträge zur logischen Analyse des Wahrscheinlichkeitsbegriffs (Contributions to the Logical Analysis of the Concept of Probability). In 1989 the Department of Philosophy at Princeton University renamed its Three Lecture Series the 'Carl G. ^ "Theories in Science" – Michigan Technological University Hempel, Selected Philosophical Essays, Cambridge University Press, 2000, p. Carl Gustav Hempel Papers, 1903-1997, ASP.1999.01 at the Archives of Scientific Philosophy, Special Collections Department, University of Pittsburgh. ./cache/en-wikipedia-org-4245.html ./txt/en-wikipedia-org-4245.txt