Sean is a graduate of Williams College with a masters in higher education administration from Stanford University. He spent six years as the Assistant Director of Admission at Williams in the early 90’s, followed by a two year stint as the Associate Dean of Admission at Occidental College in Los Angeles, and then as the Director of College Counseling at The Bishop’s School in La Jolla, CA from 2000-2006. From 2006-2010, Sean returned to his alma mater as the Associate Director of Admission. Before starting his tenure as the Director of College Counseling at Andover in the summer of 2011, Sean spent a year in the Harvard College Admission Office. In June of 2015, Sean was elevated to the Dean of College Counseling at Andover.