Evaggelos Vallianatos, Ph.D., studied history and biology at the University of Illinois; earned his Ph.D. in Greek and European history at the University of Wisconsin; did postdoctoral studies in the history of science at Harvard. He worked on Capitol Hill and the US EPA; taught at several universities and authored several books, including The Antikythera Mechanism: The Story Behind the Genius of the Greek Computer and its Demise. He is the author of Freedom: Clear Thinking and Inspiration from 5,000 Years of Greek History (Universal Publishers, 2025).