Well before we understand how brains work, we may find ourselves able to digitally copy the brain's structure and able to download the conscious mind into a computer. What are the possibilities and challenges?
Hear the actress Emily Blunt (Young Victoria, Devil Wears Prada) read "The Cast" from Sum. She is one of the dozens of terrific actors who read for the audio book.
Sum was the only book of fiction in New Scientist magazine's selection of Best Books of 2009.
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.
