David D. Halbert, age 51, is founder and chairman of Caris, Ltd., a privately-held investment partnership, a position he has held since its inception in 2004. Prior to joining Caris, Ltd., Mr. Halbert was chairman, president and chief executive officer of AdvancePCS, an independent health improvement company that he founded in 1987. Prior to founding AdvancePCS, Mr. Halbert founded Halbert & Associates Inc., an investment company that formed and financed projects and companies in the banking, real estate, energy, and health care fields and still serves as General Partner to the Caris group of companies. Mr. Halbert currently serves as chairman of the board of Caris Diagnostics, Inc. He graduated from Abilene Christian University in 1978 with a bachelor�s degree in business administration. |