Meet Our Teachers

Billy Henderson

KY History, Senior Seminar, Govt./Econ.
Billy and his wife, Brenda, were both part of the original group of college students who planted Lexington Christian Fellowship from a Bible study that started in 1974. Today, they still work with the same group of friends to give vision and direction to the CF congregations. Billy also the headmaster of Mars Hill, where he teaches Kentucky History, government and Senior Seminar. He and Brenda launched the cooperative when their children reached middle school. He recently completed the Master of Arts (Christian and Classical Studies) program at Knox Theological Seminary.

Chad Grissom

History Department Head
Western Civilization I and II, Worldview, 8th Grade American History
Since receiving his history degree at the University of Kentucky, Chad Grissom has continued his education through classes on Biblical languages, geography and archaeology of the Bible, and personal study of the Bible, theology, history and philosophy. These studies have taken him to California and Israel. He is committed to life-long learning that spills over into his classes. He is also the pastor of Trinity Christian Fellowship and gives pastoral direction to a local pre-school-6th grade cooperative.

Ben Hughes

English Department Head
11th Grade English
Ben Hughes has taught at Mars Hill since 2007 and currently serves as chair of the English Department. A Mars Hill alum, he majored in English at Asbury University (class of '08), and there discovered a love for both studying and writing poetry. His favorite poets are Gerard Manley Hopkins, John Milton, T. S. Eliot, and Seamus Heaney. He was ordained as the pastor of Emmanuel Christian Fellowship in the summer of 2017.

Melissa Pittard, PhD

Math Department Head
Statistics, Calculus
Dr. Pittard is currently a senior lecturer in statistics at the University of Kentucky.  She has been teaching math at Mars Hill since 1996. She earned a bachelor’s degree in mathematics from Potsdam College in New York State and earned her master’s degree and Ph.D. in statistics from the University of Kentucky.  She has also homeschooled her own five children.

William J. John, MD, FACP

Science Department Head
Biology, Chemistry, Physics
Dr. John, who has held the science department to high standards since Mars Hill’s inception, is currently a lead drug developer for AbbVie pharmaceuticals. He received his medical degree at UK, then after post-graduate training in medical oncology, he became the associate medical director at the Markey Cancer Center. He and his wife, Catherine, have had 9 children graduate from the Mars Hill program.

Marilyn Campbell, PhD

Life Science
Marilyn Campbell received her B.A. in Exercise Science from Asbury University and her M.S. in Nutritional Sciences as well as her Ph.D. in Exercise Science from the University of Kentucky. Her research is focused on nutrition and exercise interventions to mitigate and prevent chronic disease, especially cardiovascular disease. She is currently a Lecturer in the Department of Kinesiology & Health Promotion in the College of Education at the University of Kentucky, where she teaches various nutrition- and exercise-based courses.

Michelle Cochran

Michelle Cochran has a B.S. in Electrical Engineering from Georgia Tech. She has discovered a love for teaching from homeschooling her three children for fifteen years, two of whom are graduates of Mars Hill. She also teaches high school math at Bluegrass United Academic Center’s CORE Program. She has a passion for helping students to understand math concepts and to see the beauty of how math applies to science.

Audrey Grissom, MA

Latin Grammar III and IV, Latin Translation I and II
Audrey Grissom is a Mars Hill graduate of 2015. She received her Bachelor's and Master's degrees in Modern and Classical Languages, Literatures, and Cultures with a focus in Greek philosophy. She has taught Latin at Mars Hill for two years and at a local pre-school-6th grade cooperative for five years. She has also taught violin lessons privately for seven years. She is the oldest daughter of the Mars Hill History Department Head Chad Grissom and English teacher Shannon Grissom.

Kel Hahn, MDiv

9th Grade English
Kel Hahn is the Communications Manager for the University of Kentucky Office of Philanthropy. He received a bachelor’s degree in English from Indiana University in 1997 and a Master of Divinity degree from Asbury Theological Seminary in 2008. He and his wife, Dawn, have four children: Samuel, Carter, Ian and Emily. Kel has taught at Mars Hill since 2006.

Arthur Martin

Latin 1, Latin 2, Logic
Arthur Martin graduated from Mars Hill in 2016. He graduated from Eastern Kentucky University with a bachelor’s degree in Philosophy, and there discovered his love for Christian Personalism. Some of his favorite authors include Deitrich von Hildebrand, C.S. Lewis, and J.R.R Tolkien