John Urschel - 2012 All-Big Ten
John Urschel, Ravens lineman, retiring from football at 26
John Urschel, ex-NFL player and mathematician, on how to find your passion
For Ravens' John Urschel, the math on CTE adds up
At age 26, Ravens' John Urschel retires from NFL to pursue PhD in maths at MIT, The Independent
Genius John Urschel Explains His Decision To Retire From NFL
Ravens' John Urschel on exploring football, math, why and why not - WTOP News
Interview With Former Pro Football Player and Math PhD Candidate John Urschel
Ex-Raven John Urschel says retirement about math, not concussions
Former NFL Lineman, now at MIT, talks math and STEM, Education
From the NFL to MIT: The Double Life of John Urschel
NFL player who retired to pursue a PhD at MIT lived on $25,000 a year
John Urschel Off To Hot Start In Rookie NFL Season
Ravens' John Urschel on exploring football, math, why and why not - WTOP News
John Urschel on Giving Up Football for a Ph.D. in Math