• Trivium School has a faculty of seven full-time and five part-time tutors.

Headmaster Dr. William M. Schmitt, a graduate of the first class of Trivium (1980), received his baccalaureate in history from the University of Dallas, a baccalaureate and a license in theology (S.T.B. and S.T.L.) from the Pontifical Gregorian University, and a doctorate in sacred theology (S.T.D.) from the Pontifical John Paul II Institute. He studied and taught in Rome under the patronage of Joseph Cardinal Ratzinger, now Pope Emeritus Benedict XVI. Upon returning to the United States, Dr. Schmitt was the Managing Editor of Communio: International Catholic Review from 1996 to 1998. He has been the headmaster at Trivium since 1999 and tutors Composition and Literature 10.


Philip A. Scheurer joined the faculty  in 1997 and is currently a tutor in Euclidean Geometry, American History, Physical Science and Algebra 2. Mr. Scheurer graduated from Assumption College with a degree in Political Philosophy. He has extensive experience in product/sales management in the computer graphics industry, and has spent many years in home renovation work. He met his wife, Michelle (Towne), at Trivium, and they have nine children.




John Russell received a B.A. in philosophy from Gordon College, an M.A. in philosophy from Gonzaga University, and has completed course work toward a Ph.D in philosophy from Duquesne University. He taught philosophy at several colleges and universities for the last seven years, most recently at St. Vincent College. He currently tutors European History, Intellectual History, Latin, Theology 11 and is the school’s athletic director. John and his wife, Heather, have six children.



Clarke Mitchell is an alumnus of Trivium, class of 2007. He graduated from Thomas Aquinas College in 2011 and began teaching at Trivium in 2012. He currently tutors Latin 2, Pre-Algebra, Math 7, Pre-Calculus, Drama, and assists in sports.






Kerry Sullivan received her B.A. from Framingham State College and  M.A.T. in English and Secondary Education from Boston College. Kerry taught at North Quincy High School, Medfield High, and Millis High School and Middle School. She has tutored students for over twenty years, both privately and for the Hopkinton and Holliston Public Schools. She currently tutors Composition and Literature 9, Grammar, AP English Literature, Theology G and directs P.E. for the girls. She lives in Lancaster with her husband Patrick and her three sons. Kerry enjoys cooking and water color painting.



Catherine Hieronymus is an alumna of the Trivium School class of 2007. She got her B.A. degree in English at the University of Dallas. She has been a full-time tutor at Trivium School for four years. Before Trivium, she worked in the field of special education as a paraprofessional in the Life Skills department at Bedford High School in New Hampshire. She now tutors Composition and Literature G, Latin 1, Ancient History, Life Science, and Theology 10.




Bridget Kaulbach Graduated from the University of Dallas in 2012 with a degree in English Literature. Mrs. Kaulbach has taught full-time at Trivium for the past four years, but currently is only teaching Theology 9 so she can stay home with her newborn son, Thomas.

Brendan Enwright tutors Art for all of the grades.

Anne Turner tutors Composition and Literature 12.

Paul Jernberg tutors Music and Chorus for all of the grades.

Lucie Iacoviello tutors Biology for the 10th grade.