Party affiliation: Republican
Donna Joan Preston, American dietitian, consultant. Registered dietitian; licensed dietitian, Texas. President Metrocrest Parents of Multiples, 1996-1997. Member American Dietetic Association, Texas Dietetic Association (public affairs chair 1985-1986), Dallas Dietetic Association (president 1984-1985, Young Dietitian 1982).
Dietetic intern Hines (Illinois) Veterans Administration Hospital, 1976-1977. Clinical dietitian Parkland Memorial Hospital, Dallas, 1977-1978. Director dietary department Woodford Memorial Hospital, Versailles, Kentucky, 1978.
Clinical dietitian Presbyterian Hospital Dallas, 1979-1981, assistant director food and nutrition department, 1981-1991, clinical dietitian, 1992-1994, outpatient clinic dietitian, 1994-1996. Clinical nutrition specialist Senior Medical Centers, Dallas, since 1996. Member speakers bureau American Heart Association, Dallas, since 1981, Ross Laboratories, Dallas, 1982-1985.