Meet Our Team

Beth R. Theriot

Head of School
IMAGE 20114Beth has been involved with the Montessori community since 1971 as a parent, board member, fundraiser, event planner, substitute, and assistant teacher. She has been an AMS certified Montessori teacher since 1984, and the founder and head of school at Montessori Academy at Belmont Greene (MAB) since 2001. She brings to MAB extensive experience and a deep understanding of the Montessori philosophy and teaching methods. She has been able to attract a talented and gifted team of certified Montessori teachers who share her commitment to Montessori education and development. Beth recognizes that successful child development depends fundamentally on building a shared sense of Montessori family at the school, which can only be accomplished through effective and continuing communication with children, parents and faculty.

Beth is the director of the Northern Virginia Montessori Institute AMS affiliated teacher education program. This is the only one of its kind in Northern Virginia and one of only 3 in the entire state. Since 2007, our program has trained more than 150 new Montessori teachers, most of whom work in Loudoun and Fairfax Counties. In her role as director of both MAB and NVMI, Beth has helped significantly to set the standard for Montessori education in Virginia.

Beth’s professional career in Montessori is based on a Baccalaureate in Psychology from Loyola University, New Orleans, a Master’s Degree from George Washington University and Montessori certification from Virginia Commonwealth University. She also attended the academic phase of the lower elementary training in 2004.

Beth married Lawrence Theriot in 1970 and raised three successful young adults, all of whom completed Montessori primary school. She now lives with her husband and two cats and enjoys reading, visiting museums, spending time in New Orleans in her second home in the French Quarter, attending movies and plays, and of course spending time with her grandchildren.

Bart Theriot

Head of School, Administration

ma-team-image2Bart received a Bachelor’s Degree in Finance from Auburn University in 1996 and his AMS early childhood credential from NVMI in 2009. He has been MAB’s Head of School, Administration since its inception in 2001. Bart is also the CFO for the Northern Virginia Montessori Institute where he teaches Administration.

Bart is also a Montessori alumni himself and father of 4 Montessori boys. He holds a great deal of respect for Dr. Montessori and the pedagogy she created. Bart is also devoted to serving those in need both locally and around the globe-a fact which he also attributes to his life-long exposure to Montessori.  Bart’s unique and broad perspective has enabled him to successfully engage parents in Montessori through lectures and parent workshops for nearly 20 years. Bart attended Montessori through Kindergarten and continued to remain involved with Montessori through his mother, Beth Theriot (Director, MAB).

Bart is married to Jill Theriot, Assistant Head of School, Operations, making MAB a unique family operation. He is a lover of sports and the great outdoors, passions which he he shares with his four sons. His most cherished hobby is soccer and he played at Auburn University for two years and continues to play in various adult leagues in the Loudoun area.

Robin Mix-Brundage

Assistant Head of School, Organization
Robin Mix-BrundageRobin has been a part of MAB since we opened our doors in the fall of 2001. Since that time she has made significant contributions to the growth and development of the school and its staff. She holds the positions of Assistant Head of School and coordinator of special programs in addition to being a lead teacher in a primary classroom.

Robin completed her AMS early childhood certification for ages 2.5-6 at the Northeast Montessori Institute in 2004. She has supervised several teacher interns and serves as a teacher trainer and Practicum Coordinator for Northern Virginia Montessori Institute. Robin has exceptional management skills, having worked for seven years training staffs of over 200 employees in the retail/restaurant industry. Her management expertise, natural abilities with children, and dedication to the Montessori philosophy, has afforded Robin great success in all aspects of her career.

Robin has been married since 1992 and has four Montessori educated children. She supports the importance of community connections and models community involvement through her roles as coach and volunteer. In her spare time, Robin enjoys watching her childrens’ sporting events including football, basketball, softball, golf and lacrosse. When she has a free moment, she loves to travel to the beach with her family.

Jill Theriot

Assistant Head of School, Operations
Jill TheriotJill received her Bachelor’s Degree in sociology from SUNY-Albany in 2000 and began working as a Montessori assistant in 2001. She joined MAB in 2003 and received her AMI Montessori Teaching credential in 2004. During her time here, Jill has worked in our infant, toddler and primary programs and served as Belmont Club Director. In addition to being Assistant Head of School, Jill is also a lead teacher in a primary classroom. In addition to her responsibilities at MAB, Jill is also an instructor of Sensorial and Sign Language for new Montessori teachers at the Northern Virginia Montessori Institute.

Jill is devoted to children of all ages and has specific experience working with children who have special needs. She remains involved in our infant/toddler programs and has participated with the FAN coordinating its philanthropic events. Jill is also an advocate of environmental conservation and contributes to MAB’s continuing efforts to be ecologically friendly. She is also the mother of two Montessori boys.


Marie Jackson


Marie is the lead teacher in the Nido.  She graduated with honors from the Hotel Management School of Haiti in 1982.  Marie’s passion has always been helping children and she began working as a teacher in birth to three programs in 1991.  In 2006, Marie joined MAB.  She acquired her AMS Montessori Infant and Toddler credential from the Montgomery Montessori Institute in 2015.

Born in Haiti, and an avid traveler, Marie brings a unique cultural experience to MAB.   She is married to a former diplomat and had postings at US missions in Portugal, Brazil, Haiti and Mexico.  Marie is fluent in French and understands some Spanish and Portuguese.  She has two adult children and two adorable grandsons.

Susan Bennett

Elementary Teacher
Susan BennettMs. Bennett is a teacher in the elementary class with Mr. T and Mr. Smith. She joined MAB in 2006 and holds the AMS early childhood certificate (age 2.5 through 6yrs). Ms. Bennett completed her AMS lower elementary certification (age 6-9yrs) in 2015. Though her bachelor’s degree was in sociology she took advantage of many of the elective art classes that JMU had to offer. Before starting her career in VA she spent many summers teacher an arts and crafts program to underprivileged children in Hartford CT. Susan has a unique ability to integrate her considerable artistic talents into the Montessori curriculum and created a fabulous annual art expo held by the elementary students.

Carolee Marsh

Carolee MarshCarolee Marsh joined MAB in 2003 and is a lead primary teacher and coordinator for MAB’s Summer programs. She received her AMS early childhood certification from North East Montessori Institute in 2005. She holds a weekly lab for interns enrolled in the Northern Virginia Montessori Institute. Carolee enjoys spending time with family, travelling and learning about different cultures and insects.


Rahila Minai

Rahila MinaiRahila Minai has been working with MAB since since it opened in the Fall of 2001. She has been a Montessori educator since 1995 and represents a wonderful example for the authentic Montessori guide.

Mrs. Minai holds a bachelor’s degree in liberal arts and a fine arts certification from the University of Karachi. Rahila received her AMS early childhood teaching credential from the Northeast Montessori Institute in 2005 and became a lead teacher in a primary classroom. She is also art instructor for Northern Virginia Montessori Institute.

Eloiza Rosales

Early Montessori Teacher
Eloiza RosalesEloiza Rosales began working for MAB in 2004 as an assistant in the toddler room. She began working in the infant room in 2005 and received her AMS infant/toddler Montessori certificate in 2007 at CMTE in New York. Eloiza is highly involved in her church, playing piano and singing in the choir. She also participates in charity and fundraising events. In her spare time, Eloiza is an accomplished baker.

Landon Smith

Elementary Teacher / P.E. / Movement
Landon SmithLandon received his Bachelor’s Degree in History with a minor in Information Technology from George Mason University in 2001. Other coursework included an extensive study of astronomy and archaeology. He went on to finish his Masters Degree in applied History in 2003. Mr. Smith is known as our Jack of all Trades because of his varied interests and many talents. A few years before joining MAB, Landon studied gymnastics instruction and Sensory Motor Integration at GMS Gymnastics in Manassas, Va. After ten successful years of training and coaching gymnastics from beginner through competitive levels, he narrowed his focus to Montessori education. Landon began working at MAB in 2007 and after four years received his AMS Early Childhood Credential from the Northern Virginia Montessori Institute. Four years after that, he completed his AMS lower elementary certification (age 6-9) at Princeton Center for Teacher Education in 2014. Mr. Smith runs the Belmont Club extended day program for the older students and is our PE instructor as well. Landon enjoys bringing his experience and expertise into the gym as well as the classroom, and is never too far from his guitar.

Tiffany Sheppard

Tiffany Sheppard graduated from Ferrum College with a Bachelors degree in Social Work.  After college she worked as a program specialist.  In 2007, Tiffany joined the Montessori community as classroom support and quickly became an assistant teacher until 2012.  She received her AMS Early Childhood credential from the Northern Virginia Montessori Institute. Tiffany is currently a Co- Teacher with Jill Theriot and serves as the Belmont Club Coordinator, providing support for the lunch and extended day program.  She has a passion for cooking, gardening, photography and art and integrates thes . Tiffany offers cooking and gardening enrichment activities for the students to learn interactively and develop those skills.


Lawrence Theriot

Elementary Teacher
Lawrence TheriotMr. T, as MAB students know him, completed the AMS Montessori elementary teacher training at the Barrie School in 2001 and became lead teacher in our elementary program. He went on to complete his AMS certification for upper elementary at the Princeton Center for Teacher Education during the summer of 2004. Until 2014, Mr. T served as lead teacher in the elementary room, but since then his role has adjusted to part-time classroom support and consulting. Whatever his title, Mr. T will always maintain a presence in the elementary classroom -especially in the cultural/science/history curriculum, which, along with math, are his favorite subjects.

Mr. T has degrees in Business from Loyola University, New Orleans, International Economics from the University of Surrey, UK, and completed course work towards a Doctorate in Soviet Economics at George Washington University. His professional career involved travel and working in more than 40 countries.

A Louisiana native, Mr. T has been married to Beth Theriot for over 40 years and happily assisted in raising three Montessori children, all of whom are self-confident and independent young adults. The Theriot family (including two cats) resides in Leesburg, Virginia

Sherri Parker

Sherri ParkerSherri Parker began working at Montessori Academy in 2002. She received her AMS Early Childhood Certification from the Northeast Montessori Institute in 2005. Sherri has devoted much of her life to children and to Montessori education. She has taught Spanish, and was a Summer Program coordinator, as well as an assistant teacher trainer in other Montessori environments. Sherri is a lead primary teacher here at MAB. She is also the Peace Program Coordinator, providing support for staff to promote the peace education curriculum in their classrooms. Sherri also assists with grading for our training center, Northern VA Montessori Institute. Sherri loves spending time with her family and is a devoted mother to three children.

Kristin Tubic

Tubic Kristin 9029 265114022


Mrs. Tubic is a lead teacher at MAB and has been with us since 2006. She holds a Bachelor’s degree from Queensland University of Technology and received her AMS early childhood certification from the Northern Virginia Montessori Institute in the Summer of 2009. She spent several years working as an assistant with Jill Theriot -Assistant Head of school, where she was able to fine-tune her teaching skills. Mrs. Tubic is also involved in language instruction for NVMI as well as grading original works and albums. Originally from Australia, Mrs. Tubic now lives in Leesburg with her husband and daughter.

Diane Zubal  – Music

Zubal Diane 9031 265114003

She has been teaching in Northern Virginia since 1991. Since then, she has been a music educator in preschools as well as elementary and secondary schools. She also has extensive experience in childcare administration. She is the founder of Music and Motion and has been a piano and vocal instructor for twenty years. Diane lives in Ashburn where she is married and has three adult children. In her spare time, she performs in her church hand bell choir.