Homo Deus: A Brief History of Tomorrow examines what might happen to the world when old myths are coupled with new godlike technologies, such as artificial intelligence and genetic engineering.

Humans conquered the world thanks to their unique ability to believe in collective myths about gods, money, equality and freedom – as described in Sapiens: A Brief History of Humankind. In Homo Deus, Prof. Harari looks to the future and explores how global power might shift, as the principal force of evolution – natural selection – is replaced by intelligent design.