Ángel Cappelletti (1927– November 25, 1995) was a philosopher and university professor. He was born in Rosario. He studied philosophy at the Universidad Nacional de Buenos Aires where he also received his PhD in 1954. He moved to Venezuela in 1968 and began teaching at the Simon Bolivar University until his retirement in 1994, when he returned to Rosario. During his career he translated works from Greek and Latin and composed numerous works on ancient philosophy as well as on the subjects as positivism and anarchism in Latin America. Source: Wikipedia (en)