High Quality Content by WIKIPEDIA articles! Wilfrid Stalker Sellars (May 20, 1912 – July 2, 1989) was an American philosopher. His father was the Canadian-American philosopher Roy Wood Sellars, a leading American philosophical naturalist in the first half of the twentieth-century. Wilfrid was educated at the University of Michigan (BA 1933), the University of Buffalo, and Oxford, where he was a Rhodes Scholar, obtaining his highest earned degree, an MA, in 1940. During WWII, he served in military intelligence. He then taught at the University of Iowa, the University of Minnesota, Yale University, and from 1963 until his death, at the University of Pittsburgh. He served as president of the Metaphysical Society of America in 1977.