Dr. Criswell graduated from Van Buren High School with honors, Hendrix College with distinction and the University of Tennessee School of Dentistry in 1988 with honors. He immediately began practice at Criswell Clinic Family Dentistry following in the footsteps of his father, Dr. Billy Criswell. He provides general dentistry for both children and adults. He is a member of the American Dental Association, the Arkansas State Dental Association, the Fort Smith Dental Association, the Academy of General Dentistry, and the American Orthodontic Society.