Party affiliation: Democrat
- Business administrator 1st Unitarian Church, Dallas, 1973-1977. Associate attorney Haynes and Boone, 1982-1989, partner, international section, since 1989.
Member United States Delegation, North American Free Trade Agreement Advisory Committee on Private Commercial Disputes, 1994-2000. nem. American Bar Association (chairman international section 1999-2000), State Bar Texas (chairman international section 1993-1994), Texas-Mexico Bar Association (co-chair 1994-1996), Dallas Bar Association (chairman international section 1984-1986), International Bar Association (committee on creditors rights, coordinator international insolvency cooperative project 1988-1991), United States-Mexico C. of Chamber (board directors Southwest chapter 1987-1997).