Mark has served as the Director of the Upper School at Mary McDowell Friends School since 2015. In his over 20 years at Mary McDowell, Mark has been the Co-Director during the formation and first decade of the Middle School and taught language arts, history, Spanish and physical education. Mark received his Master’s in Special Education at Bank Street College. He attended Brooklyn Friends and Friends Seminary, before attending Earlham College for his undergraduate. He is a member of the Brooklyn Meeting of the Religious Society of Friends.