Born in Amarillo, Texas, September 7, 1951, John was admitted to the Texas Bar in 1976. His education includes a B.B.A. degree from West Texas State University, and he is a 1976 graduate of Texas Tech University Law School. John has been a member of the Texas House of Representatives since 1985, including service as Vice-Chairman of the Judiciary Committee and Chairman of the Insurance Committee. John's legislative efforts have centered around judicial reform and insurance reform, and have been the subject of articles in the National Law Journal and Texas Lawyer. John is a member of the State Bar of Texas and American Bar Association, and is Board Certified in Civil Trial Law and Civil Appellate Law by the Texas Board of Legal Specialization. John is rated A-V by Martindale-Hubbell, and was recognized as a Texas Super Lawyer in the area of Appellate Litigation by Texas Monthly and Law & Politics in 2006.

Practice areas include personal injury, deceptive trade practice, environmental and general commercial litigation.