Warren was raised in Jacksonville, attending elementary school, middle school and high school (Terry Parker) in town before graduating from Wake Forest University (Political Philosophy major, Greek language minor) and the University of Florida School of Law.

Warren graduated in the top 10 of his class at University of Florida and then became a prosecutor in Ed Austin's office.

Warren left the State Attorney's Office in 1981 after 5 years as a prosecutor and has been in private practice since, focusing on personal injury law. Warren has tried over 70 jury trials in courthouses all over the state of Florida, has argued cases before the First District Court of Appeal, and the Florida Supreme Court. He has the highest attorney rating given by his fellow lawyers -- AV.