Dr. Harrison was born in Rockford, Illinois, and obtained a B.A. degree in Theology at Central Bible College Seminary in Springfield, Missouri, in 1972. Later he pursued a four year degree in Analytical Chemistry at the University of Arkansas, finishing Magna Cum Laude with a 4.0 GPA, and during that pursuit was named Arkansas Chemist of the year. He completed Medical school at the University of Arkansas for Medical Sciences in 1988. He finished Internal Medicine residency and Cardiology Fellowship at the UAMS in 1994, and Interventional Fellowship.
Dr. Harrison practices Vascular and Cardiac Intervention and has performed thousands of Interventions. He was instrumental in attaining FDA approval for “Cutting Balloon,” is a physician proctor for a number of interventional devices, published several research papers, and was appointed to the research board of Interventional Technologies. He has studied with many distinguished cardiologists and vascular specialists in Europe and the U.S., including Antonio Colombo, M.D., of Milan, Italy; Mort Kern, M.D.; Ming Liu, M.D., U of A at Birmingham; Steve Jenkins, M.D., Oshner Clinic and many others. He is also a pilot and flies aerobatic fighter jets.