Derek Cullum is the 7th Grade Texas History teacher as well as the boy's 6th Grade Physical Education teacher. He graduated from Willis High School in 2006.
Derek Cullum went on to attend Texas A&M University and graduated in 2010 with a Bachelor of Arts degree in History. He then acquired his teaching certification in 2010 and became the Boy's Athletic Coordinator and taught U.S. History and Physical Education in Jacksonville, TX at Jacksonville Middle School.
In 2012, Derek moved back to Willis, TX to teach and coach at Brabham Middle School in 6th, 7th, and 8th grade Boy's Physical Education. He also coaches 7th Grade Football, and 7th Grade Basketball.
In 2015 Derek made the move to the classroom to teach 7th Grade Texas History as well as Physical Education.
Derek Cullum became Google Apps Qualified in 2014.