G.R.E.A.T. stands for Gang Resistance Education And Training. The lessons of the G.R.E.A.T. program include making good decisions, controlling anger, and giving and earning respect. Students can now enjoy a comic book series authored by Clarksville Police Officer and G.R.EA.T. Instructor, Greg Granderson, by downloading part one of the three part series for free from TEAM G.R.E.A.T. comic book.