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Erin Timmer
Middle School Social Studies Teacher
8th Grade Dean
Instructor, Middle School Personal Fitness
B.A., Yale University
M.Ed., Gratz College
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Hossein Kholghi
Network Administrator
B.S., Drexel University
M.S., Drexel University
215-881-7680
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Idris Ware
Maintenance
Isaiah Lester
Assistant Coach, Varsity & JV Boys Basketball
B.S., Business Management, Penn State University
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J.R. Neiswender
Director of College Guidance, Director of Studies
B.A., Princeton University
M.A., Columbia University's Klingenstein Center
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Jason Shaller
Strength and Conditioning Coordinator
B.S., Temple University
A.A.S., State University of New York
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Jayne Swank Borras
Director of Choral Music
B.A., Duke University
MSM, Choral Conducting, Boston University
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Jeanne Calloway
Third Grade Teacher
B.A., Mt. Holyoke College
M.Ed., Bank Street College of Education
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Jeff Bond
Director of Athletics
Upper School History Teacher
Head Coach, Varsity Girls Baskeball
Head Coach, Varsity Baseball
B.A., Williams College
M.L.A., University of Pennsylvania
215-881-7696
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Jenny Burkholder
Upper School English Teacher
B.A., George Washington University
M.F.A., Western Michigan University
M.S. Ed., Northwestern University
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Jessica Breuning
Head Coach, Varsity Lacrosse
Head Coach, Varsity Girls Soccer
B.A., Cabrini University
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Jessica Neushwander
Upper School French Teacher
Assistant Coach, Varsity Track & Field
Assistant Coach, Varsity Cross-Country
B.A., Illinois Wesleyan University
Ph.D., Northwestern University
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Joanna Upmeyer
Associate Director of College Guidance
B.A., Kenyon College
M.S.Ed., University of Pennsylvania
215-881-7686
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John O’Neill
Assistant Coach, Middle School Baseball
A.A., Montgomery County Community College
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John Rison
Chief Technology Officer
Head Coach, Varsity Golf
B.S., Charleston Southern University
215-935-1279
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