Meet our upper campus faculty


mark little
Upper Campus principal

Mark came to Knoxville in 2003 to pastor a church in Fountain City. He and his wife, Susie, then enrolled their two children at Berean. Between that point and 2018, Mark served BCS as a parent, coach, sub, MS teacher, and HS teacher. Since 2018, he has used his experience in these roles and his education at Dallas Theological Seminary to lead the upper campus as principal. 

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Emily McKeehan grew up in Knoxville and graduated from Bryan College with a Bachelors in English Literature and a minor in writing. She began teaching at Berean in 2013 and has since completed her Master of  Education degree. Emily teaches sixth and seventh grade grammar and eighth grade literature classes, and while she loves teaching middle school English, her deepest passion lies in building relationships with students and showing them the love of Christ. Emily is a self-proclaimed nerd and coffee addict.

Emily mckeehan



Tiffani keyes


Tiffani Keyes wanted to be a teacher from the time she was a small child. After graduating from Louisiana Tech University, she and her husband Mark moved to Ft. Worth, TX where she began her teaching career. Four years later she made the decision to stay home and raise her boys. After 17 years of homeschooling, she re-entered the classroom and is loving  being able to teach in this setting again, especially here at Berean. She enjoys all things outdoors: camping, fishing, hiking, and kayaking  with her family.  


tab Jordan


director of marketing

Tab graduated in 1986 with a BFA from the University of Tennessee majoring in Graphic Design. He obtained the 2016 Standard Secondary Teacher Certification Association Christian Schools International Postgraduate studies:  Walden University and Fresno University. After graduating from the University of Tennessee in Graphic Design he worked with Joe Castillo at the Advertising Library as Art Director, later continuing that career with Studio M/FMB Advertising. He worked in this field for ten years until God placed on his heart to pursue a full-time youth ministry position at Berean Bible Church, which he held for fifteen years. He has taught bible and history at BCS since 2006, and serves as Marketing Director. He has taken on diverse challenges and grown in his ability to deliver positive results while building relationships as we “create for God’s glory”.  His wife Becky is a Kindergarten teacher at BCS, and they have two sons, Isaac and Noah who are graduates of BCS.


Natalea Waller wanted to be a teacher since her first day of kindergarten. She achieved that dream after playing D2 basketball at Covenant College and graduating with a B.A. in English and a minor in Education. She has been teaching English at Berean since 2009, and although she started in the middle school, she is now happily teaching tenth and eleventh grade classes. She is married to the man of her dreams and has two kids, Sophie, who attends Berean, and Asher, who’s still too little for school. Apart from God and family, she finds joy in building relationships with students, reading, playing games with friends, and singing. 

Natalea waller


English department head






Heather began teaching at BCS many years ago, but took time off to stay home with her two daughters, Kaylynn and Rebekah, who are now students at Berean. She is a graduate of Berean Christian School and a lifelong member of Berean Bible Church. After attending Columbia International University for two years as a psychology major, she completed her B.A. in English Literature at the University of Tennessee. She enjoys spending time with her family, scrapbooking, and reading books.

heather dyke



Connie Freed went to Belmont College, then to Tennessee Technological University where she earned her Bachelor’s of Science degree. She went on to complete post graduate work through Fresno University and Walden University. Connie married her high school sweetheart Fred and has five daughters, five son-in-laws, ten grandchildren and counting. She has been teaching at Berean since 2003 and loves her Berean family! She has taught middle and high school sciences and currently is a lead teacher, teaching 7th and 8th grade science and 8th grade girls Bible. Connie loves spending time with family and friends - playing games, camping and sitting around discussing the Word, sharing life on life with them. 

connie freed



JoAnn Martin graduated from Baylor University with a BS in Environmental Studies. After college, she attended Covenant Theological Seminary, where she earned her MA in Educational Ministries. After seminary, JoAnn moved to Knoxville, Tennessee in 2016 following her career to be a Youth Minister at Christ Covenant Church. While she loved her time serving in the church, her real passion was teaching. Prior to joining Berean in the spring of 2021, JoAnn taught at Concord Christian School and Cornerstone Christian School.  Currently, JoAnn serves as the high school chemistry, physical science and 6th grade science teacher. Beyond the hallways at Berean, JoAnn loves to go on adventures with her husband, Joel, and her Australian Shepherd, Riley. They enjoy camping, hiking, bonfires, traveling to new places, serving at church, and spending time with friends.

joann martin



Corban has been teaching at Berean since 2019. After receiving both a Bachelors (History & Bible and Theology) and Masters (Secondary Education) degree from Johnson University in Knoxville, TN, he accepted a position at Berean as a middle and high school social studies teacher. Corban believes that when done well, the study of history is a powerful tool for shaping students into becoming better thinkers, citizens, and followers of Christ. 

Corban ogle

history + bible


Samantha Fair graduated from Johnson Bible College in 2004 with a BS in Interdisciplinary Studies and Bible and in 2005 with a Masters in Holistic Education.  She has experience teaching a vast array of grades and subject areas since 2005. Since beginning in Christian education in 2008 she has gained a deeper passion for helping students view themselves as individuals created with unique strengths that can each be used to benefit one another. Immediately after joining the Berean family in 2020 she knew she was home. She teaches 7th and 8th grade pre-algebra, 8th and 9th grade algebra, and 12th grade bridge math. Samantha loves family game and movie nights with her husband and two children as well as sudoku, crafting, and singing!

Samantha fair

science + math


Mary randolph


bible department head

Mary Randolph graduated from Columbia International University with a Bachelor of Science degree and a Masters in Bible Teaching. She came to Berean in 2011. She teaches 9th and 10th Grade Bible and 9th Grade Health and Wellness at Berean. Mary loves UT football, hiking, running, and the outdoors.


Michael brown



director of fine arts

social studies department head

After receiving a degree in Communication Arts from Bryan College, Michael spent two years as an actor/bookkeeper for the Bijou Theater in downtown Knoxville. In March of 2004, he jumped at the chance to join the family legacy of educating at Berean Christian School and began the next fall as the high school’s history and drama teacher.  Michael continued his education and achieved his M.A.T. in Secondary Education through Liberty University in 2020.  Michael and his wife Kimberly have two children, Olivia and Ryker.


IVY Core


Ivy Core graduated from Judson College in Marion, AL in 2005 with a Bachelor of Science in Biology and a minor in chemistry. She moved to Knoxville in 2006 after marrying her best friend, Patrick. They have 3 daughters: Meg (11), Mollie (9) and Emily (6). All of them attend Berean Christian School. Ivy’s family attends Berean Bible Church where they are active in children’s ministry, and Patrick serves as a deacon. Ivy is currently teaching sixth grade science and high school physical science. When she is not teaching, Ivy enjoys traveling to new places, hiking, gardening and reading stacks upon stacks of children’s books to her girls.

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SGA CO-sponsor

Scottie has been a teacher for eight years and joined Berean with his wife Stephanie and two children in 2020. Before his career in education, he served for seventeen years in youth ministry, also serving as Teen Challenge Director.  He has a degree from Dallas Baptist University in Biblical Studies/Christian ministry. He is expanding Berean's electives by teaching a weight training course beginning in the 21-22 school year, and serving as a sponsor for Student Government.


sherry crumley

high school math

national honor society

Mrs. Crumley received her Bachelor of Science degree in Industrial Engineering from the University of Tennessee, Knoxville. She was employed at DENSO Manufacturing Tennessee for 6 years as a Quality Assurance Engineer and 2 years as an Industrial Engineer. She began substitute teaching at Berean Christian School in 2008 and became a full time high school teacher in 2011.  She has a state and ACSI teaching certification and is the advisor for National Honor Society. She is also a supporting teacher for the STEM Club.  Her twin sons graduated from Berean in 2020, and she is so thankful for the academic and spiritual foundation gained during the 13 years they attended.  She enjoys reading, exercising and spending time with friends and family.



IMPACT coordinator

Linda graduated from the University of Tennessee with a B.S. in secondary education majoring in English and Spanish.  Most of her undergraduate work was at Cedarville University and Ohio State University.

Linda has been part of Berean HS staff sometimes full-time mostly part-time since 1996 when the HS began. She taught her 3 children and other students HS Spanish  as well as was SGA sponsor for over twenty years.  Her passion now is to give students opportunities to observe serve explore and experience God's world outside the classroom through IMPACT week.

Wandering Traveler

Mario viera


Mr. Mario Viera – Rodriguez was born in Manhattan, New York, but raised in Puerto Rico.  He married a beautiful and wonderful lady, Ruth, over 20 years ago. He has taught Spanish for over 30 years and has a Bachelor's degree in Spanish and a Master’s Degree in Linguistics applied to Spanish.  He also graduated from the Instituto Biblico Misionero with a seminary degree and is an ordained pastor in Puerto Rico with Missionary Fountain of Salvation Churches (Iglesias Fuente de Salvacion Misionera). He now serves as the Hispanic pastor at the Christ the Rock Church of God, co-laboring and serving with Steve Gardner.  He gives thanks to God for giving him this job at Berean and the opportunity to continue to teach Spanish in the United States.


mike mcdonald

physical education

hs boys soccer

Mike McDonald has 37 years coaching and playing experience in both the USA and the U.K. Before moving to the States, he was part of the Watford FC School of Excellence. Mike has coached and trained many teams in the East TN area and coached for the Olympic Development Program. Coach Mike runs the Mike McDonald Academy during Spring and Fall for 4-9 year olds. He is the Berean High School boys soccer coach and a children’s church leader at Compassion Church in Morristown.  


Beth smith


As a teacher by trade and an artist by heart,  Beth pursues excellence inspiring those around her through the language of music. Journeying through ministry, school, and entrepreneurship, her varied skills and strengths are treasured tools she uses to build, grow, create, and learn. Beth came to Berean in 2015 to help build the fine arts program as a prek - 12th grade music teacher. Now, she teaches 7th-12th grade music and helps produce as many as six productions a year school-wide.

Beth's greatest joys are her husband Chris and their two children Aidan and Adelyn.

beth copy.jpg

Stephanie adams


Stephanie Adams has been on the SOAR team at Berean for one year and has four prior years experience in the classroom. Before teaching, she was a Family Development Specialist and Small Groups Coordinator for several counseling services in West Tennessee. Stephanie received her Biblical Studies degree from Christ for the Nations College, and her Sociology degree from Dallas Baptist University. She and her husband Scottie have two children, Bella and Jonah.


Pam duncan

upper campus

soar director

Pam graduated from The University of Tennessee in 1994 with a Bachelor of Arts in Human Learning and Behavior.   She has worked in both public and private schools in various different roles.  She came to work in Bereans SOAR program in the fall of 2018 and became the Upper Campus SOAR Director in the fall of 2019.  One of her greatest desires is to instill in all students that God in his great wisdom and love created everyone unique and with special gifts and talents and to help them find out what he wants them to do with those gifts and talens.  She and her husband, Bill, have five children with the youngest two, Savannah and Braxton, attending Berean.  She is honored to get be a part of such a special program at such fantastic school.


Rachel Duncan


Rachel is so excited to be joining Berean this school year. She studied Special Education K-8 Intervention and Elementary Education at Carson-Newman University. She has a unique experience in growing up as a student of the Berean Christian School Independent Study Program as well as attending BCS. She is getting married later this year to her wonderful fiance, Trey. In addition to spending time with family and friends, she really enjoys running, photography, and disc golf (she's still learning). Rachel is so looking forward to meeting each of you and building relationships as we move forward this year!


Emily McKeehan

6th & 7th Grade Grammar

8th Grade Literature

Emily McKeehan grew up in Knoxville and graduated from Bryan College with a Bachelors in English Literature and a minor in writing. She began teaching at Berean in 2013 and has since completed her Master of  Education degree. Emily teaches sixth and seventh grade grammar and eighth grade literature classes, and while she loves teaching middle school English, her deepest passion lies in building relationships with students and showing them the love of Christ. Emily is a self-proclaimed nerd and coffee addict.