Upper School Faculty

  • Upper School Principal and Rhetoric Teacher

    Jessica Moore

    Jessica Moore is serving as the Upper School Principal this year after one year as the Assistant Principal. She has been involved in education,...
  • Dean of Students and Upper School History

    David Mathwin

    Dave Mathwin has taught at Ad Fontes since 1998. He lives in Centreville with his wife Linda and their three children, John, AJ, and Keris....
  • Math and Science Lead Teacher

    Bill Carey

    Mr. Carey is starting his fifth year of his second full-time tour at AFA as lead Math/Science teacher. He leads a national classical Christian...
  • Upper School Director of Student Life and Support (Guidance Counselor, Student Support and College Advisor)

    Anne Ritchey

    Miss Ritchey is a gifted teacher and tutor and has a deep passion for God, students and learning. She serves as the Upper School college and...
  • Upper School Office Manager

    Alissa Miller

    Mrs. Alissa Miller serves as the Upper School Office Manager. Alissa earned an Associates degree in Recreation Leadership from Monroe Community...
  • Civics, History, and Math

    Kerry Lockhart

    Mr. Kerry Lockhart brings diverse experience and a passion for the Lord and for students. He holds a Bachelor of Arts in Mathematics from Indiana...
  • Head of Rhetoric, Classical Composition, and Literature

    Linda Mathwin

    Mrs. Linda Mathwin starting teaching at Ad Fontes in 1998. After staying at home full time to care for her three children for nine years, she...
  • Biology and Physical Science

    Christina Nacita

    Christina has her B.S. in Microbiology, Immunology and Molecular Genetics from UCLA. She is completing her M.A. in Teaching from Western Governor’s...
  • Lead Latin teacher

    Molly Frost

    Molly Frost has taught in classical Christian schools for 15 years, including at Veritas Academy (PA) and Oak Hill Christian in Reston. She...
  • Bible, Literature, Logic and Staff House leader

    Zach Rallo

    Zach brings a deep love for Christ, teenagers, and classical education to Ad Fontes. This year, he is the staff leader of the House system,...