Alexander P. D. Mourelatos is Professor Emeritus in Philosophy and in Classics at The University of Texas at Austin, where in 1967 he founded and for twenty years directed, the Joint Classics-Philosophy Graduate Program in Ancient Philosophy.  He is the author of The Route of Parmenides (1970; 2nd edn., 2008), and editor of The Pre-Socratics:  A Collection of Critical Essays 1974; 2nd edn., 1993).  Scholarly articles of his have appeared in journals in:  philosophy; classics; ; history of science; and linguistics.  On more than 170 occasions, he has delivered invited lectures at academic venues in North and South America, Europe, and Australasia.  He received all his academic degrees from Yale University (Ph.D., 1964), and has been awarded two honorary doctorates in his native Greece (University of Athens, 1994; University of Crete, 2017). Students of his and colleagues have presanted him with two collections in his honor:  in 2002, Presocratic Philosophy—Essays in Honour of Alexander Mourelatos; and in 2019, a special double issue of the periodical Philosophical Inquiry.  He has held research appointments at: the University of Wisconsin, Madison; the Institute for Advanced Study (Princeton, NJ); the Center for Hellenic Studies (Washington, DC, Harvard University); Cambridge University; and the Australian National University.