Administrative Staff

Administrative Staff

Heather Gray
Head of School

Heather Gray has twenty- six years of experience as an educator and administrator. She has taught across all levels from toddlers to adult learners. Prior to joining the administrative team at Walnut Farm Montessori School she was Head of School at Firelands Montessori Academy in Huron, Ohio. She holds a Montessori Primary Credential from the Adrian Dominican Montessori Teacher Education Institute, a Montessori Administrative Credential from the Seton Montessori Institute and a Masters Degree in Child Development and Education from Mills College. She has audited portions of Montessori Secondary Training from the Cincinnati Montessori Teacher Education Institute and is currently auditing Montessori Elementary Training through Montessori Teacher Education Institute. Heather and her husband John live in Fayetteville with their two daughters.

Karel Hayre

Karel Hayre has been with Walnut Farm since 1997. Her well rounded experience in the Montessori environment has led her to be an expert in her current position as Administrator. Prior to serving as the administrator, Karel assisted in a primary classroom for 2 years and an elementary classroom for four years. It has been a delight for her to be part of the WFMS community for 20 years.


Leslie Johnson
Financial Officer/Administrative Assistant

Leslie Johnson, a native of Oklahoma, graduated from the University of Central Oklahoma with a bachelor’s degree in accounting. Leslie began volunteering in a Tulsa Montessori school when her children started their Montessori education. She eventually became a full time employee, subbing in the classrooms and working in the administration office. Leslie is excited to offer her accounting expertise and love for Montessori education to the WFMS staff and community. Leslie and her husband, Todd relocated to Arkansas for his work in 2013. Together they have four amazing children.

Lynette Goss | Teaching Staff
Lynette Goss
Curriculum Specialist

Lynette Goss is a graduate of the University of Arkansas. She holds a bachelor’s degree in music, and obtained her primary and lower elementary Montessori credentials in 2005/2006. Lynette has been with Walnut Farm for 12 years. During her tenure, she built the school’s music program, served as an elementary assistant, taught two years at the primary level, and six years in lower elementary. She is married to her wonderful husband, Jason. Together they try to keep up with their four-year-old twin boys. Both boys attend Walnut Farm and are enjoying their 2nd year of primary.