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Dr. Van Wedeen explains that unlike a telephone switchboard where each wire is unique with no relation to the wires around it, wires in the brain have similar functions to their neighboring areas.

Neuroscientist Van Wedeen talks about how in diffusion spectral imaging water is used as a tracer to figure out the directions and crossings that fibers in the brain take.

Neuroscientist Van Wedeen talks about how the brain is more than a random network of connections in and within the various areas of the brain.

"You want your son back so bad and you want him to have a normal life. It's not going to happen ... all you can do is be there 100 percent."

Rosemary talks with Debbie Bowie, a professional organizer, about how minimizing clutter during and after a crisis — like a loved one's brain injury — can significantly decrease anxiety.

Neuropathology is like looking at the last frame of a movie. You can deduce a lot from that frame but what you can't deduce is the arc of the story that culminated in that final frame.

Using animal models in the lab to study the mechanisms of blast-related brain injury, researchers like Dr. Lee Goldstein are feeling optimistic that their findings will lead to viable treatments.

Dr. Lee Goldstein explains how the axons, capillaries, and blood vessels in the brain are sheared when a "bobblehead" head on a rigid neck accelerates back and forth.