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Radnor High School is led by a team of administrators that features a building principal, an assistant principal of academic affairs, two assistant principals of student affairs, and an athletic director.

Learn more about the RHS administrative team (listed alphabetically) below.

Michael Friel

Athletic Director

Mr. Friel is in his twelfth year as the Athletic Director at Radnor High School. He came to Radnor from Ridley High School where he spent ten years as a member of the school's English Department. Prior to coming to Radnor, Mr. Friel spent ten years as a member of Ridley's football staff and was the Head Lacrosse Coach at Springfield High School. His main responsibilities include overseeing the high school athletics programs, as well as coordinating all facility uses at the high school.

Panayota Kevgas


Mrs. Kevgas is the Principal of Radnor High School. Before taking the helm of the school in June 2019, she was the RHS Assistant Principal of Academic Affairs since 2015. Mrs. Kevgas has served Radnor High School since January 2002 as a mathematics and biology teacher. In addition to her teaching duties, Mrs. Kevgas developed syllabi for Advanced Placement (AP) Biology and Honors Biology courses, developed and instituted the AP Biology curriculum, facilitated and led technology trainings for fellow teachers and was a member of the district's Strategic Planning Committee (2008-13) and its Schoology Advance Team (2013-14). Mrs. Kevgas also served as graduation coordinator for four years. She is currently pursuing her Letter of Eligibility.

Dr. Joseph MacNamara

Assistant Principal, House Principal - Grades 10 & 12

Dr. MacNamara joined RTSD in 2020 from Coatesville Area School District, where he served as Assistant Principal of Coatesville Area Intermediate High School since 2013. In this role, he was responsible for student discipline; served as Local Education Agency (LEA) representative to students receiving special education and gifted services; observed and evaluated teachers in multiple content areas including guidance and support staff; monitored and reported progress on the ATSI plan; developed the master schedule; managed the budget for Math, Music and Family Consumer Science Departments; and updated emergency procedure plan and operations annually. He also served as Safe Schools Program administrator, organizer and lead on the Equity Team, participant on the Student Assistance Program (SAP) team and mentor to new administrators.

Silvia Manoukian

Assistant Principal

Mrs. Manoukian joined RTSD in 2022 from Lower Merion School District where she served in a variety of roles since 2015, most recently as a mathematics specialist at Harriton High School.

Beyond the classroom, Mrs. Manoukian served as Department Co-Chair on the LMSD Diversity, Equity and Inclusivity Committee and is a member of the LMSD Committee Addressing Race and Education. She also served as school culture/leadership team head of the New Building 5-8 Middle School Committee, the Harriton High School Data Team, and the Harriton High School Achievement Team.

Lauren Raines

Assistant Principal, House Principal - Grades 9 & 11

Mrs. Raines is an Assistant Principal of Student Affairs at Radnor High School. She joined the RHS administrative team in 2021 from her previous positions at Radnor Middle School, where she has served as a school counselor and Science teacher since joining the district in 2006. During her time at RMS, she guided students through the course selection process and participated in the development of the RMS master schedule. She also served as a 504 coordinator and was a member of the RMS data team; Multi-Tiered System of Supports (MTSS) team; diversity, equity and inclusion team, and the Student Assistance Program (SAP).  Mrs. Raines also developed and implemented the school-wide, middle-level portion of the district's 339 Plan for Career and Technical Readiness and spearheaded the implementation of the "Where Everybody Belongs" (WEB) program. She also served as a diversity, equity and inclusion teacher leader, Student Council advisor, Alliance for Safe Kids (ASK) committee member, Science Vertical Team member, and Gifted teacher leader.