High Quality Content by WIKIPEDIA articles! Loren Eiseley (September 3, 1907 – July 9, 1977) was an American anthropologist, educator, philosopher, and natural science writer, who taught and published books from the 1950s through the 1970s. During this period he received more than 36 honorary degrees and was a fellow of many distinguished professional societies. At his death, he was Benjamin Franklin Professor of Anthropology and History of Science at the University of Pennsylvania.