Still most recently served as assistant principal of Reedy High School in Frisco ISD, where he managed the campus leadership team, oversaw discipline and intervention programs and was the lead assistant principal for building the master schedule. He also led professional development for staff and worked on the implementation of the staff appraisal and growth system used by the district.
Prior to RHS, Still served as assistant principal at Liberty High School in Frisco ISD, where he helped facilitate vertical teaming between Liberty High School and three feeder middle schools, and worked with staff to focus on student-centered instructional strategies. Still taught US History, Pre-AP World Geography and World Geography at LHS, and served as head freshmen football coach and varsity cornerbacks coach. He also taught social studies at Scoggins Middle School in Frisco ISD, and Tecumseh (Okla.) High School.
Still earned a Master of Education in Educational Administration from Emporia State University, and a Bachelor of Arts in History Education from the University of Central Oklahoma.