Terry Giles received his bachelor's degree from California State University and his law degree from Pepperdine University School of Law, where there is now a Terry M. Giles Honor Scholar. He established one of the largest and most successful criminal law firms on the West Coast, only to withdraw from the firm in 1983, disillusioned with the criminal legal system. The recipient of numerous awards, he further serves as an adjunct professor of law at Pepperdine University School of Law.