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John Lewis was installed as The Gunston School’s eighth Head of School in 2010, and during his tenure the school has seen robust enrollment growth, significant enhancement in facilities, the development of the Horizons and YMCA summer programs, curricular innovation, and in 2018, the launch of the Chesapeake Watershed Semester.

Prior to Gunston, he served as English Department Chair, Director of Studies, and Head of Upper School at Ranney School (NJ).  His experience also includes several years as a teacher and administrator working in international schools in Singapore and Ecuador, where he was one of the founding faculty members of the Colegio Menor San Francisco de Quito.  He holds an A.B. in English from Georgetown University and he earned his Ed.M. in Teaching and Learning from the Harvard Graduate School of Education.  He also holds an M.A. in Private School Leadership from the Klingenstein Program at Teachers College, Columbia University.  

Committed to supporting and strengthening the educational infrastructure of the Mid-Shore, Mr. Lewis is a member of the Centreville Rotary and is on the boards of the Mid-Shore Community Foundation, Horizons of Kent and Queen Anne’s County, the YMCA of Queen Anne’s County, and he is currently President of the board for the Association of Maryland and DC Schools, where he formerly served as chair of the Accreditation Committee.

An avid traveler, reader, writer, and fan of the Baltimore Orioles, John enjoys living on Gunston’s waterfront campus with his wife Laurie and their two daughters.