Zachary Williams, English Teacher

Middle and Upper School English teacher Zachary Williams began teaching at Browning in 2014. Prior to joining us, he taught English for five years in Greenwich, Conn. at Brunswick, another boys' school. Mr. Williams earned an M.A. in English from Middlebury College's Bread Loaf School of English and a B.A. in writing seminars from Johns Hopkins University. He is currently an M.F.A. candidate in fiction at New York University. In 2018, Mr. Williams led the committee responsible for producing The Browning School’s new Code of Conduct.

Emilie Wolf, Science Department Chair

A faculty member at Browning since 2012, Emilie Wolf has taught science in all three divisions. She earned a DCS (associate degree) in scientific research, a bachelor’s degree in wildlife biology, and is scheduled to complete her master’s in biology in May 2019. Ms. Wolf is a proud Green Team advisor, an independent school representative for Black Rock Forest Consortium, and a curriculum developer and educator for the American Museum of Natural History. 

Dr. Brett Wisniewski, Latin and Ancient Greek Teacher

A faculty member at Browning since 2011, Brett Wisniewski teaches Middle and Upper School Latin, as well as an introductory course in Ancient Greek. In addition to garnering awards and honors from NYU, he received Browning’s Clair J. Smith Teaching Award, the Lit Award and the Yearbook Dedication. Dr. Wisniewski earned a Ph.D. from New York University and a B.A. from Wayne State University.

Dan Ragsdale, Middle School Teacher

Dan Ragsdale, Grade Five English and history teacher, offers the latest installment in the From Theory to Practice series. A faculty member since 2010, Dan has coached Middle and Upper School basketball, served as a faculty advisor to the Middle School Student Council, and co-led Browning's Collaborative Learning Cohort.

Michael Klein, Mathematics Department Chair

A faculty member at Browning for 12 years, Mathematics Department Chair Michael Klein earned both a B.A. and M.A. in mathematics and mathematics education from Hunter College. Prior to teaching at Browning, he served at The Brearley School. Mr. Klein also enjoyed an eight-year career in the world of fashion public relations before deciding to enter the education field.

Nik Vlahos, Art Department Chair

Art Department Chair Nik Vlahos earned an M.F.A. in 2005 from Yale University and a B.F.A. from The School of Visual Arts in 2002. A teacher for 12 years, he taught one year in New York City public schools. Mr. Vlahos has been a faculty member at Browning for 11 years and chair of his department for the past 10. As a painter and sculptor, he maintains an active studio practice and has exhibited his work both in New York and abroad. 

Dr. Melodie Ting, Science Teacher

Dr. Melodie Ting, who has taught chemistry and physical science at Browning for six years, recently received her Ph.D. from Columbia University. Dr. Ting is a member of the Kappa Delta Pi Honors Society and was nominated for the Presidential Award for Excellence in Science Teaching. A Middle and Upper School advisor for robotics as well as a TedXYouth organizer, she also works after school with Lower School boys involved in LEGO Robotics and is a coach for both the Rube Goldberg team and Kangaroo Math.

Susan Kehoe, Lower School Teacher

Lower School teacher Susan Kehoe has taught many grade levels, from pre-school through middle school, for nearly three decades. A Browning faculty member for six years, Ms. Kehoe is also an ambassador for the Seesaw app, which facilitates project-based learning. In 2016 Browning honored Ms. Kehoe with the Sabet Award, a teaching prize. In 2017 she participated in Boys Global Inspiration Network-BGIN, creating and facilitating an online conversation on “What Does it Mean to Have a Performance Culture That is Boy-centered?” 

Dr. Gerald Protheroe, History Department Chair

History Department Chair Dr. Gerald J. Protheroe joined Browning in 1996 and is the second recipient of the Stephen M. Clement, III Chair for the Humanities. An Upper School history teacher and faculty advisor to the Model UN program, he is also a Middle and Upper School soccer coach at Browning. Originally from Wales, Dr. Protheroe has served since 2001 as an adjunct assistant professor of Global Affairs at the NYU School of Professional Studies Center for Global Affairs.

Aaron Grill, Director of Technology

"From Theory to Practice" showcases the expertise of our teachers as they share the "why" behind the "what" of their teachings. Director of Technology Aaron Grill, first recipient of The Browning School’s STEM Chair, offers the second installment in this monthly series. Mr. Grill, who joined Browning in 2003, is a classroom teacher and also responsible for planning the direction of technology at the School.

Mary Bosworth, History and Philosophy Teacher

"From Theory to Practice" offers our faculty the opportunity to articulate both their practical experience as well as their philosophical orientation as it relates to their craft. Mary Bosworth, Middle and Upper School history and philosophy teacher, offers the first installment in this monthly series. Ms. Bosworth joined Browning in 2004 and is the 2016 recipient of the Stephen M. Clement, III Chair for the Humanities.