Sean Riley serves as the Executive Director of Gravitas. Since 2007, Sean has served the school as Academic Dean, History Department Chair, Teacher, Coach, and Dorm Parent. His Ethics Bowl team has won the Long Island Regional Competition five times and placed as high as fifth nationally. He has won several teaching awards, including the PLATO K-12 Teaching Award, a national award for pre-college philosophy teachers. During the summer of 2021, he helped lead a National Endowment for the Humanities Summer Seminar for teachers entitled "Disputatio and the Pursuit of Wisdom in the Humanities." Additionally, he has been a frequent presenter at conferences and has published several articles on philosophy and education. Sean holds a BA/MA in philosophy from Penn State University, and a Ph.D in philosophy from Baylor University. He loves competitive sports, travel, wildlife photography, architecture, and designing elegant solutions to complex human problems. He lives on the campus of The Stony Brook School with his wife, Emily, and his four children.