"This gonzo-journalistic exploration of the Silicon Valley techno-utopians' pursuit of escaping mortality is a breezy romp full of colorful characters." --New York Times Book Review (Editor's Choice)

Transhumanism is a movement pushing the limits of our bodies--our capabilities, intelligence, and lifespans--in the hopes that, through technology, we can become something better than ourselves. It has found support among Silicon Valley billionaires and some of the world's biggest businesses.

In To Be a Machine, journalist Mark O'Connell explores the staggering...