Daniel J. Clancy is an American technologist and computer scientist.Daniel J. Clancy is an EVP Product Development (Chief Product Officer) at Twitch. He was director of the Exploration Technologies Directorate at NASA Ames Research Center, and as of 2005 is the Engineering Director for Google Book Search. He has a PhD in artificial intelligence from the University of Texas at Austin.He has taken an active role in the Google Book Search class action settlement, and has been a spokesperson for Google in public statements about the settlement