Yuval Noah Harari: ‘The idea of free information is extremely dangerous’

As his new book is published, the bestselling author talks fake news, meditation and appearing with Natalie Portman

• Read an extract from 21 Lessons for the 21st Century

Yuval Noah Harari is an Israeli historian who has written two bestsellers: Sapiens, which examined the course of early human history, and Homo Deus, which speculated on where we might be heading as a post-human species. His new book, 21 Lessons for the 21st Century, is an exploration of the difficulties that confront us at the present.

You are now a highly successful public intellectual. In what ways has international recognition changed you?
Well I have much less time. I find myself travelling around the world and going to conferences and giving interviews, basically repeating what I think I already know, and having less and less time to research new stuff. Just a few years ago I was ...