Question: Who narrated a documentary based upon the life of the founder of the Center for the Study of Extraterrestrial Intelligence (CSETI)?
Sentence (from "Douglas Vakoch"): On February 13, 2015 he engaged in a debate at the annual convention of the American Association for the Advancement of Science (AAAS) on whether humankind should send signals to other worlds in hope of reply.
Relevant evidence: No