Conversation so far:
What does Sam Harris have to do with Islam
Harris came to prominence for his criticism of religion, and Islam in particular, and is described as one of the Four Horsemen of Atheism“
Does Sam Harris consider Islam a relevant religion
Harris considers Islam to be especially belligerent and inimical to the norms of civil discourse.
Did Sam think that Islam was dangerous
Harris considers Islam to involve bad ideas, held for bad reasons, leading to bad behavior.“
Does Sam Harris think that Islam will pose a threat to other countries
Sam Harris believes liberals dangerously downplay the threat posed by Islamic fundamentalism.

Question: Has Sam Harris made predictions about how Islam will affect the world
Self-contained rewrite: Has Sam Harris made predictions about how Islam will affect the world