Greg Diefenbach

Greg Diefenbach is the Vice President of Program Development for Devillier Donegan Enterprises, a Disney/ABC subsidiary specializing in the development and distribution of high-quality, non-fiction television. In this capacity, Mr. Diefenbach supervises the development and production of some 25 hours of prime-time programming annually. Prior to joining DDE, Mr. Diefenbach worked for the National Geographic Society's weekly documentary series, EXPLORER. In his nine years with the Geographic -- over a span of more than 40 productions -- he served in a variety of roles, including producer, director, researcher and writer.