Mary Frances Callan recently retired after serving the last fourteen years of her career as superintendent of schools in Milpitas, Pleasanton and Palo Alto, California. She now coaches aspiring and new superintendents, assists with superintendent searches, and is co-developing a curriculum to train aspiring and new superintendents. Earlier in her career she was a teacher, counselor, and administrator in a number of states as well as overseas. Callan also serves on boards including the school board of ICA Cristo Rey, the Board of Regents of Santa Clara University, and the Keenan Health Advisory Board. Among other writings, she has co-authored publications including two handbooks for Phi Delta Kappa’s Exemplary Practices Series, Staff Development and Organization Development, and a book published by McGraw Hill, Containing the Health Care Cost Spiral.
William Levinson recently retired after serving twelve years as the superintendent of the Tamalpais Union High School District located in Marin County, California. Since retiring Levinson works with a national search firm and has conducted numerous superintendent searches. He provides coaching support to principals, aspiring and new superintendents, and nonprofit executive directors. He previously served eleven years as superintendent in three other California districts: Reed Union, Sonoma Valley and Lafayette. His earlier career included elementary teaching and principal positions in New York, New Jersey, and California. Levinson served as a Vista Volunteer in Florida where he founded an after-school language development program for migrant laborer children using college students as tutors. Throughout his long career Bill has presented workshops assisting teachers and administrators to further their careers.
