Garret Ryan, Ph.D, earned his PhD in Greek and Roman History from the University of Michigan, and has taught in the History and Classics Departments of three universities. The author of several articles in leading scholarly journals, he is one of the most-viewed authors -writing under the name toldinstone -on AskHistorians, the internet's premier public history forum on Reddit. On Quora, his answers have received more than 2,000,000 views in the past year. His own website, toldinstone.com, has an active following, as does his ongoing YouTube series Questions about Ancient Greece and Rome (you were afraid to ask in school).