Complex sentence: He studied at Columbia University and earned his B.S, M.A. and Ph.D. in Philosophy, including four Honorary Doctorates from the University of Athens, the University of Patras, the University of Ioannina and the Aristotle University of Thessaloniki.
Split into simpler sentences: He studied at Columbia University and earned his B.S, M.A. and Ph.D. in Philosophy. He received four Honorary Doctorates: the University of Athens, the University of Patras, the University of Ioannina and the Aristotle University of Thessaloniki.