NEW YORK--(BUSINESS WIRE)--ZIOPHARM Oncology, Inc. (Nasdaq: ZIOP) announced today that Jonathan Lewis, MD, PhD, Chief Executive Officer, will present at the Ninth Annual JMP Securities Research Conference on Monday, May 11, 2010 at 9:30 am PT at The Ritz-Carlton, San Francisco. Dr. Lewis will provide an overview of the Company and its clinical development programs.