Holmes Rolston III (born November 19, 1932) is a philosopher who is University Distinguished Professor of Philosophy at Colorado State University. He is best known for his contributions to environmental ethics and the relationship between science and religion. Among other honors, Rolston won the 2003 Templeton Prize, awarded by Prince Philip in Buckingham Palace. He gave the Gifford Lectures, University of Edinburgh, 1997–1998. He also serves on the Advisory Council of METI (Messaging Extraterrestrial Intelligence).