NEW YORK--(BUSINESS WIRE)--July 26, 2006--ZIOPHARM Oncology, Inc. (OTC BB: ZIOP - News) announced today that Dr. Jonathan Lewis, Chief Executive Officer, will present at Robert W. Baird & Co. 2006 Focus on Oncology Conference on Wednesday, August 2, 2006 at 3:50 pm ET at the Four Seasons Hotel in New York, NY. Dr. Lewis will provide an overview of the Company and an update on its clinical development programs.