Tom Guden, Class of 1996, is the Assistant Head of School for Advancement and a member of the Classics Department. He also serves as Class IV Dean, and coach of Junior Hockey and Third Baseball. He earned his B.A. from Bowdoin College and M.A. from Tufts University.

Wasib Hayat joined RL in 2022 as the Director of Information Services. He leads all IT and Audio Visual operations at RL. Over his career, he has worked at Brigham and Women’s Hospital, Hocoma North America, and Atos. He holds a BS from Northeastern and an MS from Harvard.

Chris Heaton has been the Librarian and Archivist at Roxbury Latin since 2013. Before joining the RL community, he served as a history teacher and cross country and track and field coach at Xaverian Brothers High School for fifteen years. Chris’s teaching and coaching experience includes a stint teaching a range of courses to seventh and eighth graders in Nepal and serving as the head women’s cross country coach at the University of Scranton.  Chris received his bachelor’s degree from the University of Scranton and earned an MA and an MS from the same university.  In 2012, having become increasingly interested in how excellent teaching could be complemented by robust support from librarians and libraries, he entered the Simmons College Library and Information Services Graduate Program, receiving yet another master’s.  In addition to running the Library and the Archives, Chris assists with the track and field and cross country teams.

Ken Hiatt, Class of 1993, joined RL in 2004 and serves today as Associate Director of Information Services. He is also a member of the English and Art Departments. Prior to working at RL, he was an application developer at Endeca, an enterprise search software company. He is one of the faculty advisors to the debate program and student publications. He is also a member of the Community and Culture Committee. He earned his B.A. from Princeton University.

Mysha Kuhlmann joined Roxbury Latin in 2025 as RL’s first Director of Counseling. Before stepping into this role, she spent four years as Director of Counseling and School Psychologist at Thayer Academy, and before that role, in various capacities in private and public schools in Massachusetts and Texas. Hailing originally from the Lone Star State, Mysha holds a B.S. in Applied Learning and Development from the University of Texas at Austin, an M.A. in Special Education from Loyola Marymount University, and an Ed.S. in School Psychology from the University of Massachusetts, Boston.  

Keri Maguire joined RL in 2016. She currently serves as the school nurse and registrar, teaches Sixie Health and Wellness, and helps with college guidance. She earned a B.A. from Holy Cross and M.S.N. from MGH Institute of Health Professions. Throughout her career she has worked as a nurse practitioner at Assumption College, nurse at South East Toronto Family Health Team, and staff nurse at MGH cardiac surgical step-down unit.

Kerin Maguire joined RL in 2024 as Assistant Director of External Relations. She is also a member of the Community and Culture Committee. Prior to RL she worked in student life at Tufts University; admission and financial aid at the Harvard Kennedy School; and for professional women’s soccer player, Ali Krieger. She holds a B.A. from Dickinson College and M.P.S. from Georgetown University.

Matt McDonald, Class of 1985, is the Director of Admission and Chair of the Admission Committee. He joined RL in 2021, teaches in the History Department, and is also Head Coach of Varsity Soccer. Prior to RL he worked in admission and financial aid at Choate Rosemary Hall and at Buckingham Browne & Nichols. He holds an A.B from Dartmouth.

Marcus Miller joined RL in 2018 as Director of Digital and Graphic Design. Marcus’s role includes designing the school’s print and digital publications, photographing and filming school life, and maintaining RL’s visual identity and branding. He also teaches a photography course as part of the Arts 8 program. Prior to RL, Marcus held various communications roles at St. Sebastian’s School, Derby Academy, and Catholic Memorial School. He holds a B.A. from Drake University and an M.A. from Emerson College.

Alex Pellegrini, Class of 2010, joined RL in 2022 as the Assistant Director of Admission and Assistant Director of Alumni Affairs. He is also a member of the Arts Department, a member of the Admission Committee, and coach of JV Baseball. By training, Alex is a graphic designer and runs his own company, Grayfield LLC. He holds a B.A. from University of Colorado, Boulder.

(2009), Director of the IDEA Lab; Math/Science. BS (2008) Worcester Polytechnic Institute, MA (2020) Michigan State University.