See David Eagleman's TEDx talk entitled "The Future of Reality"
Click here to watch David's talk on possibilianism at PopTech. Executive director Andrew Zolli wrote: "This is one of the best talks ever at PopTech. Everyone should watch this."
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.