Admitted:1982, Texas; 1987, U.S. District Court, Northern District of Texas; 1988, U.S. District Court Southern and Eastern Districts of Texas and U.S. Court of Appeals, Fifth Circuit; 1990, U.S. District Court, Western District of Texas and U.S. District Court, District of Arizona; 1992, U.S. District Court, Western District of Louisiana; 2002, U.S. Court of Appeals, Ninth Circuit; 2004, U.S. Court of Appeals, Sixth Circuit; 2008, U.S. Supreme Court |