Tim Kelly joined RL in 2014 as a member of the History Department and serves as Class III Dean. He is a member of the Admission Committee and coach of Third Basketball and Fourth Lacrosse. He holds a B.A. and M.A. from the University of Scranton. He has previously taught at Notre Dame Academy and Monsignor Farrell High School in Staten Island, and was the History Department Chair at Boston College High School.

Lisa Kostur joined RL in 2024 as a member of the Modern Languages and Arts departments as well as RL’s Director of Travel. She teaches French and Class VI Dance, and is choreographer for the Drama Program. She is also a member of the Admissions Committee. She has spent the last several years as a teaching fellow at Harvard in the Department of Romance Languages and Literatures. Prior to this, she was a professional dancer for ten years, performing in over 200 shows throughout Europe. Lisa holds a B.A. in French from Barnard College, a Diplôme d’état in dance pedagogy from the French Ministry of Culture, and both an M.A. and PhD from Harvard.

John Lieb began teaching at RL in 1998, and today he serves as Chair of the Mathematics Department. He is a member of the Admissions Committee and coaches Varsity and Third Football and Third Baseball. He holds a B.A. from Williams College and an ALM from Harvard Extension School.

George Matthews, Class of 2008, returned to Roxbury Latin in 2013 as a teacher of Classics and English. George attended the College of the Holy Cross, where he was the Rev. William Fitzgerald Scholar. Upon graduating, George was named a Fulbright Scholar, earning his Master’s in Classics while exploring the relationship between Ciceronian forensic oratory and the language of imperial Roman panegyric. His love of language informs his teaching at all levels of our Latin and Ancient Greek programs. In addition to coaching in our soccer and hockey programs, George has served as a Class Dean (for classes II and III) and as the Assistant Director of Admission. George is a member of the Admission Committee and the Community and Culture Committee.

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. 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.

Jamie Morris-Kliment joined RL in 2013 and is Chair of the Classics Department. She serves as advisor to RL’s Classics Club chapter of the Mass Junior Classical League, RL’s Chapter of Habitat for Humanity, and RL’s Model United Nations club. She also helps coach the Varsity Track & Field Team and is a member of the Community and Culture Committee. Before RL, she was head of the Modern and Classical Languages Department at Concord Academy. She holds a B.A. from Yale and M.A. from Boston University, and is currently in the 4th year of a PhD program at the University of Florida, Gainesville.

Rob Opdycke joined RL in 1999 as Director of Music. He is the conductor of the Glee Club, Latonics, and Junior Chorus, the music director for musical theater productions, and he assists with the Jazz Band. He is also a member of the Admission Committee, a coach of Fourth Baseball, and he serves as Assistant Class V Dean. He holds an A.B. from Harvard 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.

Matt Phillips joined RL in 2023 as a Penn Fellow, and following his two years in this role, joined the faculty full-time in the English, Arts, and Classics departments. He also continues to serve as the Director of Dramatics and Director of the Smith Theater. In addition, he is a member of the Admission Committee, a member of the Community and Culture Committee, and directs the school’s drama productions. He holds a B.A. from Georgetown University and an M.Ed. from the University of Pennsylvania. He is currently working toward an M.A. from the Middlebury Bread Loaf School of English.

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

Billy Quirk, Class of 2004, returned to RL in 2008 and serves today as Assistant Dean of Students and a member of the English Department. He also serves as Class V Dean and coaches Third Basketball and JV Baseball. He holds a B.A. from Georgetown University and M.A. from Middlebury College.