Peltzman Effect: to reduce concussions in the NFL, reduce the amount of equipment – Students For Liberty
The Class of '90: Where Are They Now? - The New York Times
NFL History: 100 objects that tell the story of football - Sports Illustrated
What is the Q Collar, the device NFL players are wearing around their necks
Peltzman Effect: to reduce concussions in the NFL, reduce the amount of equipment – Students For Liberty
Boston University researchers discover 28 new cases of chronic brain damage in deceased football players - ESPN
Football helmet prototype earns second-place prize in NFL's '1st and Future' competition » Liberty News
Small Hits Can Become a Big Problem for Football Players – 2nd Skull, Inc.
CTE and concussions continue to cloud Roger Goodell's reign as NFL commissioner – New York Daily News
Keystone Heights startup Genesis Helmets sets sights on NFL Helmet Challenge - Jacksonville Business Journal
FOOTBALL SAFETY FOR DUMMIES: Innovations to Reduce Effects of Concussi – 2nd Skull, Inc.