Sumner School News


New Heads of School and Operations
Posted 01/12/2017 09:18AM

Sumner Academy Announces New Heads of School and Operations.

(Effective January 2017)


Sumner Academy is excited to announce a new leadership team at the independent private school located on Nichols Lane in Gallatin.

Lindy Dillehay, who has been with the school since its founding in 1973 and current Lower School Director has accepted the position as Head of Lower School, effective January 9, 2017.

Lindy has been teaching at Sumner Academy since the school's beginning. In addition to serving as Lower School Director, she teaches social studies in the third and fourth grades. Lindy earned her B.S. at George Peabody College of Teaching and her M.S. from Vanderbilt University. She received the Sumner Academy Teacher's Award in 1986 and the Hubert Smothers Award for Excellence in Teaching from Tennessee Association of Independent Schools in 2008. Lindy and her husband Terry have two sons, David and Michael, both of whom are Sumner Academy graduates. David and Nina Dillehay are the parents of Lindy and Terry's two grandchildren. Michael Dillehay is married to Desiree and lives in Columbus, GA.

Johnna Hutchison, the current director of the Middle School, has agreed to serve as Head of Middle School. Johnna has been with Sumner Academy since 2006.

Johnna received her B.S. in Biology and Education from Lipscomb University. She also holds a M.A. in Education from Cumberland University. In addition, she was a Graduate Research Fellow at Vanderbilt University with the Howard Hughes Medical Institute. Johnna taught at three other independent schools before coming to Sumner Academy. Johnna teaches fifth and sixth grade science, sixth grade English and 8th grade U.S. History. She sponsors photography and gardening club. Johnna and her family live on their thirty-acre farm with husband, Jeremy, and son, Jake. Jake is an eighth grade student at Sumner Academy.

Hannah Martin has served as the business and office manager at Sumner Academy since 1999. She has accepted the position of Head of Operations.

Prior to joining Sumner Academy, Hannah was a technical coordinator and employee trainer for a major printing company. Hannah is responsible for bringing the office up to technical standards and she coordinates all the daily activities for the school: substitute teachers, maintaining the school’s computer servers, communication systems, school calendar and much more. She is also responsible for the business office and student billing. Her technology expertise keeps the school running smoothly. Hannah and her husband Tracy live in Gallatin and maintain a forty-acre farm in Portland.

Lindy, Johnna, and Hannah are all deeply committed to the success of Sumner Academy and are dedicated to fulfilling its mission of discovering and cultivating each child’s unique abilities, fostering a nurturing learning environment and fulfilling the lofty expectations of Sumner Academy’s parents, community and family. This focus has helped ensure the success of our graduates for 44 years. The change in leadership will be effective on Monday, January 9, 2017.

Sumner Academy, voted Best Private School of Sumner County, has an average student teacher ratio of 10:1 for all classes, pre-kindergarten through eighth grade. The talented faculty at Sumner Academy averages 20 year’s experience in the classroom.  Our in-depth and accredited curriculum is based on “best practices” and ensures our students are well-prepared for high school and beyond.  Students are active participants in the learning process through hands-on activities and frequent field studies in the Middle Tennessee area, as well as out-of-state Adventure Education for Middle School.  Our upcoming Admissions Preview Day, February 19, is an opportunity for you to find out more about Sumner Academy.  If you would like a tour or more information, please call 615-452-1914 or e-mail us at

Educating independent thinkers since 1973.


We believe in teaching a love of learning.


We believe in teaching with patience.


We believe in valuing the differences each student brings.


We believe in collaborating with parents.


We believe in creating and promoting a safe environment.


We believe in fostering social and personal responsibility.

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