Chris Benoit

Patt Morrison asks: 'Concussion' doctor Bennet Omalu

Patt Morrison asks: 'Concussion' doctor Bennet Omalu

Vince Lombardi coached the first Super Bowl-winning football team, the Green Bay Packers. And he famously said, “Football is not a contact sport; it’s a collision sport. Dancing is a contact sport.” A half-century on, as Super Bowl 50 is about to be played, the human toll of those jarring collisions is attracting the scrutiny of players, doctors, fans, and the NFL itself. But perhaps no one has looked more closely, more urgently, than Dr. Bennet Omalu.

He is the Nigerian-born forensic pathologist who’s now chief medical examiner in San Joaquin County, and a professor at UC Davis. His story’s told in the...