In Sapiens, he explored our past; in Homo Deus he looked to our future. Now, one of the most innovative thinkers on the planet turns to the present to make sense of today's most pressing issues.How do computers and robots change the meaning of being human? How do we deal with the epidemic of fake news? Are nations and religions still relevant? What should we teach our children? 21 Lessons for the 21st Century is a probing and visionary investigation into today's most urgent i