Jake Posey attended Texas A&M University School of Law, where he received his JD in 2003. While attending law school, he was a member of the school's Order of Barristers chapter and the National Order of Barristers, which is a national honorary organization that encourages advocacy skills and recognizes excellence in brief writing and oral advocacy. The Order of Barristers was first established at the University of Texas - Austin in 1965 and became a national society in 1970 after law schools in 13 regions formed chapters to recognize students for outstanding ability in advocacy.