A world leading scientist on the search for extraterrestrials pointed out a flaw in Stephen Hawking's fear of finding intelligent aliens

I am reading this article A world leading scientist on the search for extraterrestrials pointed out a flaw in Stephen Hawking's fear of finding intelligent aliens here (http://www.businessinsider.com/jill-tarter-says-stephen-hawking-is-wrong-about-aliens-2016-1?utm_content=bufferc86a7&utm_medium=social&utm_source=twitter.com&utm_campaign=buffer).
I am also watching Alien Encounter television series and reading this article Alien Encounters here (https://press.discovery.com/us/sci/programs/alien-encounters/).
I am reading this article Sci-Fi Movies Are Wrong About Aliens, E.T. Hunter Jill Tarter Says here (http://www.space.com/15870-aliens-earth-science-fiction-tarter-seti.html).