Menas C. Kafatos (Greek: Μηνάς Καφάτος; born 25 March 1945) is a Greek-born American physicist and a writer on spirituality and science. His publications include: The Nonlocal Universe and The Conscious Universe. Kafatos has written and lectured extensively promoting discourse between science, spirituality, and religion. He has held numerous positions at institutions including Chapman University, George Mason University, and NASA Goddard Space Flight Center.