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.
In the wake of the Aurora movie theater shooting, many people had the same questions: What kind of derangement is indicated by the horrific acts of James Holmes? What is wrong with his brain? How will his mental state play out in the courts?
I recently posted about my scanning of a 3,000 year old mummy, Neskhons. Now, by analyzing the data in several different ranges of electron density, I've found something unexpected: inside the mummy's torso are 4 small funerary amulets.
What could explain Anders Breivik's shooting attack in Oslo, Norway? While this is debated from the angles of politics, religion, and sociology, I want to ask this from the viewpoint of neurobiology.
Possibilianism at PopTech
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."
McGovern Award for excellence in Communication
David was honored to receive the 2014 John J. McGovern Award for Excellence in Biomedical Education from the American Medical Writers' Assocation. Noted past recipients include authors Oliver Sacks and Abraham Verghese.