Charles Stembler, long-time assistant principal at Calvert Hall College, has been chosen the next principal of the Catholic high school in Towson. Brother Thomas Zoppo, president of the school's board announced Stembler will assume his new duties July 1. He replaces Louis Heidrick, who retired after 48 years at the school, spending the last 12 as principal.
A 1983 graduate of Calvert Hall, Stembler has been assistant principal for student affairs since 1990. He has coordinated the summer school program and overseen student fundraising, and has taught Advanced Placement government, leadership, English and social studies courses. The Phoenix resident earned bachelor's and master's degrees from Loyola College.