I started out as a neurologist. I then trained in neuropathology and was focused on neurodegeneration. So, for years, I studied Alzheimer's, aging, Parkinson's, that kind of thing.
It's almost un-American to say that you want to change football.
Dave Duerson had classic pathology of CTE and no evidence of any other disease.
If football is your passion in life and you would rather play football for 20 years and have a shortened life span, that's your choice.
We're hoping that there is large-scale recognition that CTE is a risk when playing football.
Our national identity is so interwoven with football.