To the extent that consciousness is useful, it is useful in small quantities, and for very particular kinds of tasks. It's easy to understand why you would not want to be consciously aware of the intricacies of your muscle movement, but this can be less intuitive when applied to your perceptions, thoughts, and beliefs, which are also final products of the activity of billions of nerve cells.

From the Blog

  • Why public dissemination of science matters
    Why public dissemination of science matters

    Communicating science to the public can take time away from a busy research career. So why should scientists do it? I offer a manifesto of six reasons in the Journal of Neuroscience. 

  • Remembering a trail blazer - Francis Crick
    Remembering a trail blazer - Francis Crick

    Francis Crick, one of the premier biologists of the 20th century, passed away July 28, 2004, in San Diego. On his 88th birthday last June, I brought him chocolates and spent the day with him in his home in La Jolla.

  • BrainCheck
    BrainCheck

    How can you rapidly detect whether someone has a concussion? I've just launched a new company, BrainCheck, that uses tablets and neuroscience to find out.  

  • The Neuroscience of Engagement
    The Neuroscience of Engagement

    Why don't we do what we know we should?  Here's a talk I gave at Stanford Medical School telling why, and what to do about it.

Newsflashes

6 Ways the Internet Will Save Civilization

Read David's new article in Wired magazine: "Apocalyse? No. Six Ways the Internet Will Save Civilization"

Musician Jarvis Cocker reads from Sum

Listen to British rocker Jarvis Cocker read the story "Descent of Species" from Sum. He is one of the dozens of terrific voices who read for the audio book.

New Scientist time story

New Scientist magazine features David Eagleman's time perception research as their cover story.
Cover of 24 October 2009 issue of New Scientist magazine

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