He wrote a book of predictions that I read years ago. The big concrete prediction I remember from it was that health food would go mainstream, and it has. More recently/concretely I was going by http://slatestarcodex.com/2016/01/02/2015-predictions-calibr... .
Adams claims Trump is popular because Trump is persuasive. Trump is certainly a good orator, but that's not the only reason.
Do you remember when Trump spearheaded the birthers during the 2008 election? He knew he could channel working class frustration by appealing to xenophobia and racism.