Having a PhD doesn't really mean anything other than having really specialized into one part of a field (you can have a PhD in earthworms). A lot of PhDs are awful at system-thinking.
From Scopus, it doesn't look like he's published anything scientific since the 1990s. https://www.scopus.com/authid/detail.uri?authorId=7402278483
He has not had a very strong career, and his knowledge of AI is antiquated.