Faculty & Staff

Administration and Office

Executive Director

Dr. Barbara Kehr is a graduate of Muhlenberg College with a degree in humanities and elementary certification. She has a master’s degree in reading from Hood College, a master’s in administration from McDaniel College, a doctorate in curriculum and instruction with an emphasis in literacy from the University of Maryland, and a superintendent’s letter of eligibility from Shippensburg University. During her 34 year career in public education, she was an elementary classroom teacher, reading coordinator, and director of curriculum and instruction for the Waynesboro Area School District, and the assistant superintendent of South Western School District in Hanover, Pennsylvania. Dr. Kehr has taught graduate courses for Penn State University, Shippensburg University, and Cabrini University, and is currently an adjunct professor for Wilson College. She most recently worked as a literacy coach for the York City School District. She lives in Waynesboro with her husband, John Krebs.

Director of Education

Heather Edmond is a graduate of Gettysburg College with a degree in Elementary Education and Environmental Studies, with Summa Cum Laude distinction. She holds a master’s degree in Educational Leadership from Concordia University Portland. Mrs. Edmond is both a Montessori and Pennsylvania Instructional II certified teacher. She brings ten years of experience teaching in a Montessori primary classroom, as well as direct experience in curriculum development, school-wide science initiatives, and committee work and leadership in hiring and enrollment. Mrs. Edmond grew up in Carroll County, MD and has lived in Gettysburg, PA since 2005. In addition to her passion for Montessori, she cherishes experiences in nature with her husband and young daughter, including hiking, vegetable gardening, kayaking, swimming, and fishing. Mrs. Edmond is excited to introduce her own daughter to our toddler community in the 2020/2021 school year. She is honored to be serving the Montessori Academy of Chambersburg as Director of Education. She looks forward to developing meaningful and productive relationships with the MAC community of families, students, and staff.

Executive Assistant

Amanda Krantz is currently the Executive Assistant in our front office. Miss Krantz obtained her Lead Teacher certificates for Infant/Toddler, Pre-school and school-aged children at Howard Community College. Amanda previously worked for a Montessori and Arts school in Frederick, Maryland for four years as an assistant for Lower Elementary and a Lead Teacher for the Toddler classroom. She also helped as an Administrative Assistant. She lives in Fairfield, PA with her spouse Corey and three children, Twins Easton and Sophia (8) and Raylynn (4). Outside of school Amanda enjoys spending time with her family at their river house and traveling to off-roading parks to ride their ATV’s. During the winter months she enjoys going to as many Washington Capitals Hockey games as possible.

Toddler Community

Toddler Teacher

Kristin Valentine is the Lead Teacher in the Toddler Community. She previously worked for six and a half years as an assistant teacher in our toddler program. Ms. Valentine has taken Infant Toddler Montessori coursework at the Center for Montessori Education in New York. She has two children who are former students of Montessori Academy.

Toddler Assistant Teacher

Carrie Mong is currently the Assistant Teacher in the Toddler B classroom. Mrs. Mong attended Hagerstown Community College where she obtained her Associates of Applied Science. Carrie has a history with our Academy, her son attended our school 10 years ago and her mother is currently a Teacher for Children’s House. Carrie is married and has two children, Emma and Titus. She has a love for animals and has two dogs, three cats, three chickens and two horses. Outside of school Carrie likes to spend time with her family at the beach and sporting events. Mrs. Mong also likes to cook and take pictures of her family and friends in her spare time.

Toddler Teacher

Shayna Jansen-Byers known as Mrs. Jansen to the students, is a Lead Teacher in the Toddler Community. She has several years of experience working with children, and previously worked as an Assistant Teacher under Miss Valentine. Mrs. Jansen is a graduate of Shippensburg University with a bachelor’s degree in Art and a master’s degree in Fine Art from Pennsylvania State University. She has taught college courses for Penn State University and is currently an adjunct professor for Hagerstown Community College. She is married and has one child, James, who is almost two years old. Mrs. Jansen’s hobbies include singing, martial arts, and writing curriculum.

Toddler Assistant Teacher

Kayla Pratt is an assistant teacher in the Toddler Community. She previously worked as a Certified Nursing Assistant (CAN) helping children with disabilities. Miss Pratt attended Franklin County Career and Technology Center for three years where she obtained her CAN certificate. She loves working with children and seeing them grow every day. In her free time, Miss Pratt loves spending time with her family and her dog, and capturing memories on her camera.

Children's House

Children's House A Teacher

Sarah Durden has been teaching for 9 years, but is new to the Montessori method. She holds a Bachelors in Early Childhood Education with a Pennsylvania Instructional I Teaching certification for birth to 3rd grade. She also holds a Masters in Special Education and is currently studying with the Barrie Center of Advanced Montessori Studies. Sarah is a mom of 7 kids and enjoys coaching soccer with her husband Bobby. She is an art instructor and enjoys sharing a passion for art and creativity. Her hobbies are photography, drawing, reading, writing and being outside.

Children's House A Assistant Teacher

Cindy Maritza Rodriguez considers herself both Latina and American since she was born in the United States and was raised to be proud of her Guatemalan heritage. She is bilingual, as she grew up speaking two languages; Spanish as her first language and English as her second language. Cindy obtained her Associate’s Degree in Early Childhood Care and Education from Harrisburg Area Community College. In addition to being an Assistant Teacher in Children’s House A here at Montessori Academy, she works at the YMCA aftercare program as a counselor. She also works with the Lincoln Intermediate Unit, during their summer program as a teacher’s assistant and as a translator in their office. Cindy enjoys working with children of all ages and will continue to educate the future generation with knowledge at Montessori Academy of Chambersburg Pennsylvania.  

Children's House B Co-Teacher

Cathy Davidson joined the Montessori family of Chambersburg in 2002. Before she came to the Academy, she worked in childcare for seventeen years in Pennsylvania and South Carolina. She attended school in West Virginia. Currently she resides in the town of Shippensburg with her husband, Tim, and two sons, Russ and Ethan. She has a house rabbit and a very large puppy. Her family is very active in area sports.

Children's House B Co-Teacher

Katie Sands is a graduate of Shippensburg University with a Bachelor's degree in Elementary Education with a reading minor as well as a Master's of Education in Reading. She holds a permanent Pennsylvania teaching certificate for grades K-6. She has seven years of experience teaching at the elementary level which includes three years of teaching fourth grade followed by four years of teaching third grade. After taking some time off to stay home with her three young children, Mrs. Sands decided to return to her teaching career. During her time out of the classroom, she spent many hours volunteering in her daughter's classrooms and helping with the school's PTO. She is very excited to be back in the classroom working with young children. Mrs. Sands lives in Shippensburg with her husband Jerry, her daughter Adelyn, and her twin sons Aidan and Bryson.

Children's House C Teacher

Kim Kulla has many years experience teaching at the Children’s House level. She completed her Montessori Training at Montgomery Montessori Institute in Rockville, MD. Ms. Kulla hopes that her classroom is a prepared environment that will allow each child to enhance their natural love of learning. Ms. Kulla lives in Waynesboro with her husband, two of her four children, and five dogs. She has two granddaughters and two grandsons.

Children's House C Assistant Teacher

Karen Thrush is an assistant teacher in Children's House C. She has had a variety of teaching and tutoring experiences over the past 30 years, and previously taught in the lower and upper elementary programs at Montessori Academy. Ms. Thrush received her Montessori training for ages 6-9, with an overview of the Children's House program, at the Center for Montessori Education in North Carolina, has completed undergraduate courses at Wilson College. She has five adult children and four grandchildren. Ms. Thrush resides in Greencastle with her husband.

Lower Elementary

Lower Elementary Teacher

Alison Gilbert is a graduate of Kutztown University with an undergraduate degree in Elementary Education. She taught at Magic Years Kindergarten and Pre-School before moving to South Carolina to teach in the Columbia School District. She joined Montessori Academy of Chambersburg in May 2006. Mrs. Gilbert went to Barrie Institute for advanced Montessori studies for lower elementary training. She lives with her husband and daughter, Penelope, who is a student at the Academy.

Lower Elementary Teacher

Emily Cost earned an Elementary Education Teaching Certificate from Millersville University and a B.A. from Warren Wilson College in Philosophy and Environmental Studies. She has worked as an English teacher in a bilingual elementary school, and at non-profit organizations teaching environmental education in the outdoor classroom. Ms. Cost and her husband live in Chambersburg with their children, who are also students at Montessori Academy.

Upper Elementary

Upper Elementary Teacher

Alicia Runkle is a graduate of Shippensburg University with her undergraduate degree and teaching certification in Elementary and Early Childhood Education and a minor in Reading. Also, Mrs. Runkle received her Upper Elementary (9-12) Montessori training and certification from the Center for Montessori Teacher Education in New York. She has worked in a daycare center and tutors in reading, writing, and math. In her free time, she enjoys singing, attending Hershey Bear hockey games, and spending time with her husband and family. Mrs. Runkle joined Montessori Academy in March 2012.

Middle School

Middle School Teacher

Kim Walter is a graduate of Messiah College where she received her Bachelor of Science in Elementary Education and minor in Human Development and Family Science. She also holds Certificates in PA Elementary k-6/Mid-level Mathematics, 7-9/PA Private School Nursery-Kindergarten. Mrs. Walter started co-teaching 5th-8th grade at Montessori in 2004. Then she spent a year in Greencastle-Antrim School District and 9 years in the banking industry before returning to Montessori in 2017. Kim was interested in a school that would challenge children by developing their strengths, encouraging their weaknesses, while also valuing development of the whole child. Kim resides in Chambersburg with her husband Tyson and two children, Seth and Ethan, who are former students of school. Outside of school Mrs. Walter enjoys singing, spending time with family, working with children, youth and music departments at church.

Middle School Assistant Teacher

Kristin Byers is currently an Assistant Teacher in the Middle School class. Mrs. Byers is a Shippensburg University graduate with her Bachelors of Arts in Geography. She has a passion for cultivating natural learning through exploration. While homeschooling her sons during their Elementary years, she implemented many Montessori type strategies, which started her love of Montessori. Kristin lives on a rural homestead outside of Newburg, PA with her husband Sam and four sons. Outside of school Mrs. Byers is the violinist for Blythe Spirits Harp Trio, a string trio that performs for special events in central Pennsylvania and northern Maryland.
Stephanie Whitlock graduated from High Point High School in Beltsville, MD. She provided daycare in her home for 10 years. She helped design a cooperative pre-school with her church and participated in it for 6 years. She has spent many hours as a volunteer in her children’s classrooms. She resides in Fayetteville with her sons, Sean and Nicholas, and her daughter, Sofia. Ms. Whitlock joined Montessori Academy of Chambersburg in August 2006.


Kim Frohm is a graduate of Shippensburg Area Senior High School and Franklin County Career and Technology School of Nursing with a Licensed Practical Nurse Degree. She was recognized at her nursing graduation with an honor certificate for her clinical rotation. While working for Chambersburg Area School District, Kim was assigned to Montessori Academy in 2007. Upon retiring from the district in 2020, Kim accepted a position with Montessori Academy as the school nurse. She lives in Shippensburg with her husband Tony. They have two sons, four grandchildren, and two great grandchildren. In her spare time, Kim enjoys camping, kayaking, journaling, and spending time with her family.