Concerned with long-term damage from head injuries, Ravens offensive lineman John Urschel retires
Ravens Carry Celebration Too Far
NFL player who retired to pursue a PhD at MIT lived on $25,000 a year
A Canadian-born Baltimore Ravens lineman just published an incredibly complex study in a mathematical journal
John Urschel, the Penn State math whiz who also happened to play football, retires from NFL
I'm John Urschel, MIT mathematics PhD student and retired NFL offensive lineman -- AMA! : r/IAmA
Canadian offensive lineman John Urschel loving life after football
Ex-Raven John Urschel says retirement about math, not concussions
It all adds up: Lineman John Urschel loves his post-NFL life
John Urschel goes back to school at MIT - Baltimore Beatdown
Gillette Fusion® ProShield™ Teams Up with NFL Offensive Linemen to Celebrate Those Who Shield
MIT's John Urschel On The NFL, Concussions And Settlers Of Catan
One of the Baltimore Ravens Just Published an Insanely Complex Study in a Math Journal - Bloomberg
Ravens' Urschel balancing football, math as he competes for starting job, Professional
John Urschel recounts his journey from the NFL to MIT