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 secret life of the lab
Want to know more about the inner workings of a neuroscience lab? Watch a video profile of David and his students on NOVA Science Now.