Prof. James Giordano, PhD, is Vice President for Academic Programs and Director of the Center for Neurotechnology Studies at the Potomac Institute for Policy Studies.  In an interview with Nature, he discussed the effects of traumatic brain injury (TBI) in the context of the Afghanistan killing spree allegedly committed by US Army sergeant Robert Bales.  Prof. Giordano says TBI can produce a wide range of symptoms in sufferers, and it's difficult to predict whether it will cause violent behavior in any one individual.  Click here to read the article in full.