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

  • TNT's new drama: Perception
    TNT's new drama: Perception

    I am the scientific advisor for the TNT television drama, Perception, starring Eric McCormack and Rachael Leigh Cook. Learn more about the show.

  • Why I am a Possibilian
    Why I am a Possibilian

    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.

  • The Mystery of Expertise
    The Mystery of Expertise

    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…

  • Synesthesia lecture at the University of Sydney
    Synesthesia lecture at the University of Sydney

    Interested in synesthesia? Watch a lecture I gave at the University of Sydney in Australia.

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"

Emily Blunt reads for the Sum audio book

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.

Book of the Week

Sum was selected as Book of the Week by both The Guardian newspaper and The Week newsmagazine.

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