Prospect Hill Academy Charter School

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Leadership Team


Nancy Alach
Early Childhood Principal

Nancy Alach has been the Principal of Early Childhood at PHA since the summer of 2010. She has a Bachelor of Science in Education degree from Wheelock College and a Masters Degree in School Administration from Cambridge College. Prior to coming to PHA, she was the Assistant Principal at the Cambridge Friends School. She worked at CFS for over 20 years, where she was also the Director of the After-School Program, the Director of the Intern Program, and the Director of Anti-Bias Education. Ms. Alach has also taught pre-school, first grade, third and fourth grade, as well as PK-5th grade after school. Ms. Alach is an avid reader who also enjoys knitting. Her greatest joy is spending time with her family, most of whom live in the greater Boston area.

Angela F. Allen, Ph.D.
Head of School

Dr. Angela Allen became the Head of School at Prospect Hill Academy in 2015. Dr. Allen has 25 years of experience in education that spans from Kindergarten through college. She started her career as a math teacher in Atlanta, GA and has since worked at Shady Hill School, the Boston Public Schools, and most recently the Brookline Public Schools where she served the past ten years as the K-8 Math Curriculum Coordinator and then as Assistant Superintendent for Human Resources. Dr. Allen attended the University of Georgia (BBA) and Emory University (M.ED), and also holds a Doctorate of Philosophy in Curriculum and Instruction from Indiana University.

Anja Bresler
Director of Development and External Relations

Anja Bresler joined Prospect Hill Academy in 2003 (when it was still the Somerville Charter School) as Director of Development and External Relations. She enjoys working with a team of dedicated and passionate educators and community members and is proud of PHA’s many accomplishments. Prior to working at PHA, she was a marketing communications manager and marketing consultant in the software industry. She obtained a BA from the University of California at San Diego, an MA in art history from Boston University, and an MBA also from Boston University.

David E. Brown
Upper Elementary Principal

David E. Brown is a visionary instructional leader who comes to PHA with over 20 years of experience. David began his career as a teacher, and has spent the past several years as the Principal of the John F. Kennedy Elementary School in Randolph. He has held previous administrative roles including Assistant Principal positions at the Higginson-Lewis School (a K-8 school in BPS) and at the Harbor School (a Boston Pilot School). David holds a BA from Eastern Nazarene College and an MEd from Cambridge College; he is currently completing his EdD from the University of Massachusetts, focusing his dissertation research on the education of black male students.

Stacy Camposano
Student Services Director

Stacy Camposano has been a member of the PHA community since 2001. Prior to her role as an administrator of Special Education and English as a Second Language programming, Ms. Camposano served as a special education teacher for students in grades 6-12 and a classroom teacher for grades 1-2. Ms. Camposano is a graduate of Lesley College and is a part time instructor for the Graduate School of Education at Tufts University. Ms. Camposano is deeply committed to promoting access and equity for diverse learners in urban charter schools and is grateful to a part of school community that supports this vision. Outside of school, Ms. Camposano enjoys reading, jogging and spending quality time with her family and friends.

Christine Douglas
High School Principal

Christine Douglas has worked at Prospect Hill Academy since 2000, first as a Spanish Teacher, then Spanish Coordinator, Upper School Assistant Principal, and Principal of the Collegiate Institute. She is passionate about supporting students’ social emotional growth as well as providing equity and access through education. She is inspired by the tenets in PHA’s mission and excited to work with PHA’s oldest students and think differently about what preparing each student for success in college can look like in our unique model. Chris earned her BA in Spanish and Latin American Studies from Union College, an EdM in School Leadership at Harvard University and her Massachusetts Principal License through the Principal Residency Network at Northeastern University.

Sarah Ferguson
Human Capital Director

Sarah Ferguson joined the Prospect Hill team in 2014 as our Human Capital Director. In this capacity, she oversees employee relations, recruitment, retention, and other human resource initiatives. She is honored to have the opportunity to support the amazing educators at PHA, and to see the impact our faculty have on students every day. Prior to this role, she worked as Assistant Director of Recruitment for Mastery Charter Schools, ran an internship program for high school students, and taught 7th grade humanities. She earned her BA at Tufts University and her MEd at the University of Pennsylvania.

David Fournier
Technology Director

David Fournier joined Prospect Hill Academy as Technology Director in October 2013 after thirty years as an IT Corporate Executive. Prior to his IT career, Mr. Fournier was a secondary school English teacher. Mr. Fournier brings a strong track record of success in strategic planning, systems architecture, systems development and implementation, and marketing and communications. He is adept at bringing innovation and collaboration to organizational and team initiatives. Mr. Fournier and the IT Team are fully engaged in implementing PHA’s Three-year Strategic Technology Plan to improve digital learning in the classroom and create greater efficiencies in district-wide support systems.

Michael O'Donnell
Chief Financial Officer

Michael O’Donnell joined Prospect Hill as the CFO to put business experience in banking, manufacturing, travel, and consulting to work in a public educational setting. He earned a BA degree at Trinity College, an MA at Georgetown University, and an MBA at Boston University. During his time outside of work, Mike enjoys spending time with his family particularly doing activities that involve being outdoors or on the road. Mike recently commented that “While I could never have predicted that my early interest in teaching or later experience in business would have brought me to Prospect Hill Academy, I can think of no place I’d rather be than working at a successful school where students learn, teachers thrive, and the business office supports the school’s mission.”

Emma Stellman
Chief Academic Officer

Emma Stellman became the Chief Academic Officer (CAO) at Prospect Hill Academy in 2016. She started her career in education in 1997, serving as a high school physics teacher for several years before co-founding Community Charter School of Cambridge (CCSC) in 2004. She served as the Director of Education Programs at CCSC for eight years before relocating to Belgium with her family in 2013. Overseas, she spent several years working on a variety of educational projects, including designing and launching Kepler's first nonprofit blended learning university in Rwanda, and serving as the Teaching & Learning Data Specialist at the International School of Brussels. Emma received her BA in physics from Bryn Mawr College and her MEd from Stanford University. Outside of work, Emma enjoys traveling, cooking, and spending time with her family.