The Phelps School Faculty & Staff

Margie Abraham

Director of Residential
and Community Life
[email protected]

Margie Abraham ​joined the Phelps faculty in 2001 and served as an instructor in the Academic Support Program for nine years. She returned in 2016 to rejoin the ASP and residential life staffs and to take on duties now as ​Director of Weekend Activities and Community Life. She is ​certified as a WILSON Instructor and brings a great deal of enthusiasm to her classes in wide-ranging subject areas. When she’s not on duty at Phelps, Margie enjoys traveling and spending time with her family.

Dennis Birtch

Dean of Students &
Campus Security
[email protected]

Dennis Birtch ​is our Director of Residential Life, as well as the Head of Campus Safety and Security. He has been involved with independent school education for over 15 years. As a US Army veteran, he brings a leadership style that students appreciate and often emulate. At Lycoming College, he was part of a National Championship wrestling program. Later, he earned a degree in Educational Psychology at Temple University. He has two daughters, Amelia (13) and Sabrena (12). Fun facts: Dennis owns 278 audiobooks on Audible where he has racked up 3 Months 15 Days 16 Hours and 23 Minutes of listening time. Hidden Brain on NPR is his favorite podcast, GamerTag: Irishguard77. Dennis is a practicing omnist and he is at home in the kitchen. Most importantly, Dennis believes in the Oxford Comma. He is also a Hilltop Dorm Parent.

Tom Corcoran

Registrar and Director of College Counseling
[email protected]

Tom Corcoran is a graduate of the University of Pittsburgh and holds a J.D. from Widener University Commonwealth Law School. He worked as a political operative and campaign manager and enjoyed duties as a rowing coach before joining the staff at the Agnes Irwin School. There, he handled administrative functions for the Middle School and filled roles to support student life. He came to Phelps to serve as Executive Assistant to the Head of School. He then transitioned in to the role of Admissions Associate, before taking on his current role of Registrar and Director of College Counseling.

Alexander Deitrich

Social Studies Instructor
Dorm Parent
[email protected]

Stephany Fahey

Dr. Lou Giangiulio

Dr. Lou Giangiulio ​is in his tenth year as school physician. He’s a graduate of the Jefferson Medical College (now Sidney Kimmel Medical College) in Philadelphia and is a US Army veteran who served for six years as an Army pediatrician, including three years at the United States Military Academy (West Point) and a ten-month deployment in Afghanistan in support of Operation Enduring Freedom (2003-04). “Doc G” enjoys jogging, biking, and the ultimate test of coordination: playing the accordion. In 2010 he founded a solo practice, Sugartown Pediatrics, LLC, and in each of the past three years he’s been named a Top Doctor for Pediatrics in ​Philadelphia Magazine.
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Claire Gowen
Director of Enrollment Management
[email protected]

Sandra Hackett

Director of ESL
[email protected]

Dr. Jack Hasler

Associate Dean
[email protected]

Madeline Iswalt

Athletic Trainer
Executive Assistant
Residential Dorm Assistant
[email protected]

Andy Kinney

Science Instructor
Residential Life
[email protected]

Andy Kinney ​holds degrees in biology and biology education from Mansfield University and the University of Pittsburgh. He teaches life science courses at all grade levels, coaches JV soccer, and enjoys engaging students in outdoor activities and adventures from gardening to environmental projects. He’s on the residential life staff in Gains Hall, serves as freshman class sponsor, and he’s an avid rugby player!

Pat Knight

Support Services Consultant
[email protected]

Pat Knight​ is starting her 30​th ​year at Phelps. She holds degrees in special education K-12, counseling psychology, and school psychology. She has taught students with special needs in independent and public elementary and middle schools and was an LD consultant for Chester County, serving six public school districts. The non-categorical resource room that she developed in the West Chester School District was a pilot program for the state of Pennsylvania. She’s happily married, and her combined family includes five children and eleven grandchildren.

Tim Knight

Spanish Instructor
[email protected]

Tim Knight,​ now in his fifth year teaching Spanish at Phelps, holds bachelors degrees in Spanish and International Relations from Muskingum University in Ohio and a Masters degree in Hispanic Studies from Villanova University. He has taught college courses at both Villanova and the Universidad de Castilla-la Mancha in Spain and has worked as a Spanish language interpreter for the Villanova School of Law. A sports lover, Tim coaches varsity soccer and JV basketball at Phelps. He also now serves as adviser to our National Honor Society chapter. In his free time, he enjoys reading, watching soccer, and spending time with friends and family. He spends his summers outside of Madrid with his wife and her family and loves to travel around Europe.

Spencer Latran

Math & Social Studies Instructor, Dorm Parent
[email protected]

Spencer Latran​ is a graduate of Loyola University Maryland, where he was a Dean’s List student involved in a wide variety of co-curricular and service programs, including his role as manager of the varsity basketball team. He has served previously as ​an advisor, tutor, and teacher of religion, social studies, learning skills, and P.E. to middle school students. He also directed a chess club and coached cross country, basketball, and intramurals. At Phelps, he enjoys social studies and math classes, helps students improve their study skills, serves as a Gains Hall dorm parent, and coaches cross-country, basketball, and lacrosse.

Mike Mansi

Language Arts Chair
Founders Dorm Parent
[email protected]

Mike Mansi ​is in his thirteenth school year at Phelps, his sixteenth overall in education. He received his B.A. in English from Haverford College and his M.A. in English from West Chester University. At Phelps, Mike is our Language Arts Department Chair, teaching a variety of English classes from middle school to AP Literature and Composition. He’s the Head Dorm Parent in Founders and coaches varsity basketball and baseball. He’s an avid Philadelphia sports fan and has a special place in his heart for Boise State Football. Mike spends his summers on the Outer Banks of North Carolina cooking at a seafood restaurant. He is very close to his parents, sister, and nephews who all live locally and can be spotted at various Phelps sporting events.

Ida McIntyre

Business Manager
[email protected]

Trey Morin

Athletic Director & Head Basketball Coach
[email protected]

A 2014 graduate of Salem State University, head boys’ basketball coach Trey Morin arrived at Phelps in 2019, and has continued the success of the program’s history. In Morin’s first year at the helm, Phelps reached the Independent Schools Athletic Association (PAISAA) Semi-Finals with a record of 17-11. The Lions sent 7 seniors on to the next level in 2019, with 5 receiving grant in aid athletic awards for their abilities.

Before arriving at Phelps, Morin served as an assistant coach at two colleges and a day school in a 4 year span, including two years at Bates College in the prestigious NESCAC conference, the best combination of athletics and academic in the country. Morin also served as an assistant coach at Colby-Sawyer College and Bradford Christian Academy. Prior to entering coaching full time, Coach Morin was a Graduate Assistant at Merrimack College.

Coach Morin lives on campus, and is also a dorm parent in Beattie Hall. In addition to his coaching duties, he serves as The Assistant Director of Admissions. He can be reached at (610) 644-1754, ext. 1012, or [email protected]

John Phillips
Dean of Academics and Student Life
[email protected]

Molly Porter

Art Instructor
[email protected]

Molly Porter​ graduated with honors from the University of Chicago and was a Leonard Engleman Fellowship Associate for Prosthetic Makeup during her education at Cinema Makeup School. She earned her Masters in Art Education at Tyler School of Art, part of Temple University. Molly’s art career has taken her from fine art galleries to film sets. She worked as a professional makeup and special effects artist based in North Hollywood, producing incredible transformations for film, television, stage, and still photography. Her experience as a professional artist and her firm belief in the importance of art education inspire her to help each student discover new talents and find his creative voice. 

Tony Semenuik

[email protected]

Sandy Stotz

[email protected]

Troy Trotter

Math & Science Instructor
[email protected]

Troy Trotter ​enjoyed an eighteen-year career ​as a chemist before hearing the call to become a science teacher. He now enjoys bringing his experience to the classroom. Troy holds a ​bachelor’s degree in Chemistry from American International College in Springfield, MA, and he completed science teacher certification through the fellowship program at Drexel University. He served previously on the faculty at Central High School in Philadelphia and at Henderson High School in the West Chester Area School District. He teaches math and science courses here at Phelps.

Keith Wagner

Head of Maintenance
[email protected]
Caroline Whitbeck
Director of Admissions
[email protected]

Dr. ​Caroline Whitbeck,​ our Director of Admissions, is an alumna of both single-sex and boarding schools. She holds degrees from Harvard University (A.B., Classics, ​summa cum laude ), Brown University (M.F.A., Literary Arts), and the University of Pennsylvania (Ph.D., Comparative Literature). Caroline has presented scholarly research and had her own book of poetry published during her years as a lecturer at Brown, Penn, and Rowan University in their creative writing, critical writing, and comparative literature programs.

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