Holly Hawthorne
PrincipalHolly Hawthorne

Holly Hawthorne is a native Arlingtonian and a product of Arlington Public Schools. She taught 14 years, was a teacher mentor, and an assistant principal. Ms. Hawthorne has been principal at Arlington Traditional School since 1992. She has a “hands-on” leadership style–she spends time observing and participating in the classroom. She is friendly and knows each child by name. She greets the children in the morning and says goodbye in the afternoon. She is accessible to parents, students, and staff. Ms. Hawthorne holds high expectations for everyone.


  • Harvard University Principals’ Institute, 2007
  • Advanced studies – University of Virginia – Administration and Supervision
  • Master of Arts  – The George Washington University – Education and Human Development (Human Relations and Supervision)
  • Bachelor of Arts – Lynchburg College -Elementary Education
  • Diploma –  Washington-Lee High School


  • Commonwealth of Virginia Postgraduate Professional License
  • Elementary School Principal
  • Middle School Principal
  • Elementary Grades 1-7
  • Gifted Certified
  • TSIPS Certified

Awards and Recognition

  • Educator of the Year – American Association of University Women, 2006
  • Washington Post Distinguished Educational Leadership Award, 2005 – 2006
  • APS Principal of the Year, 2005
  • Outstanding Undergraduate Alumni Award (School of Education and Human Development) 2001
  • Outstanding Young Educator Award (Arlington Jaycee Chapter) 1989

Inga Schoenbrun
Interim Assistant Principal

Inga Schoenbrun

Mrs. Schoenbrun brings over 25 years of experience in education. She began her teaching career as an elementary teacher in Howard County, MD.  In 2017, Mrs. Schoenbrun joined Arlington Public Schools as a teacher at ATS and since 2018 she has been serving as the ATS Math Coach. Mrs. Schoenbrun has previously served as an Assistant Principal. She feels passionately about Arlington Traditional School, her own child went through ATS, and she served on the PTA Executive Board.


  • Advanced Studies – Johns Hopkins University – Certificate in Administration and Supervision
  • Master of Education – Johns Hopkins University
  • Bachelor of Arts – Allegheny College – English