Curt John Ducasse (July 7, 1881, Angoulême, France - September 3, 1969) was a philosopher who taught at the University of Washington and Brown University. Events 1456 - A retrial verdict acquits Joan of Arc of heresy 25 years after her death Year 1881 ( MDCCCLXXXI) was a Common year starting on Saturday (link will display the full calendar of the Gregorian calendar (or a Common Angoulême is a commune in western France, capital of the Charente department. This article is about the country For a topic outline on this subject see List of basic France topics. Events 36 BC - In the Battle of Naulochus, Marcus Vipsanius Agrippa, Admiral of Octavian, defeats Sextus Pompeius Year 1969 ( MCMLXIX) was a Common year starting on Wednesday (link will display full calendar of the Gregorian calendar. Philosophy is the study of general problems concerning matters such as existence knowledge truth beauty justice validity mind and language See Washington (disambiguation for other uses The University of Washington, founded in 1861, is a public research University Brown University is a highly esteemed private University located in Providence, Rhode Island and is a member of the Ivy League. He is most notable for his work in philosophy of mind and aesthetics, and his influence can be seen in the work of Roderick Chisholm and Wilfrid Sellars. Roderick M Chisholm (born Seekonk Massachusetts in 1916 died Providence Rhode Island in 1999 was an American philosopher known for his work Wilfrid Stalker Sellars ( May 20, 1912 - July 2, 1989) was an American philosopher Ducasse served as the president of the Eastern division of the American Philosophical Association in 1939-40. The American Philosophical Association is the main professional organization for Philosophers in the United States.