
Click the image to watch a cliip in which I discuss "Six Easy Steps to Avert the Collapse of Civilization" at the Long Now Foundation in April, 2010.
Our ignorance of the cosmos is too vast to commit to atheism, and yet we know too much to commit to a particular religion. A third position, agnosticism, is often an uninteresting stance in which a person simply questions whether his traditional religious story is true or not true. I call myself a possibilian. Find out why.
Sum was selected as Book of the Week by both The Guardian newspaper and The Week newsmagazine.
Read a profile of David in The New Yorker: The Possibilian: What a brush with death taught David Eagleman about the mysteries of time and the brain by Burkhard Bilger.

In September, 2009, Sum became the number 2 book in the United Kingdom on Amazon's bestseller list, only behind Dan Brown's Lost Symbol.