Ted Cruz 's Thesis Adviser on How He 's Changed Since College . 
Ted Cruz
Cruz : When Robbie returned my junior independent research paper , the front corner was folded over . 
In the four years since he made national headlines for his infamous marathon speech against Obamacare , Senator Ted Cruz has become a household name -- first as an ambitious young senator , then as a presidential candidate . 
Kitchener : You were already a well-respected professor by the time Senator Cruz arrived at Princeton . 
Read more But 25 years ago , Cruz was an undergraduate student at Princeton . 
George was Cruz 's constitutional-law professor and his thesis adviser . 
Cruz credits George with pushing him to not only think about the Constitution more deeply , but to constantly revisit his own beliefs . 
On the presidential campaign trail , Cruz regularly turned to George for advice . 
For The Atlantic 's series "On the Shoulders of Giants ," I spoke with Cruz and George about their mentor-mentee relationship . 
Caroline Kitchener : How is the Ted Cruz that you know today different from the Ted Cruz that you knew when he was a student ? 
Ted Cruz : If you were a person on the left , you had a multitude of mentors available on the faculty . 
Cruz : Professor George is scrupulously fair . 
Kitchener : Senator Cruz , when you think back on your time at school with Professor George , what memory sticks out most ?
Cruz : When Robbie returned my junior independent research paper , the front corner was folded over . 
In the four years since he made national headlines for his infamous marathon speech against Obamacare , [TGT] has become a household name -- first as an ambitious young senator , then as a presidential candidate . 
Kitchener : You were already a well-respected professor by the time [TGT] arrived at Princeton . 
Read more But 25 years ago , [TGT] was an undergraduate student at Princeton . 
George was Cruz 's constitutional-law professor and his thesis adviser . 
[TGT] credits George with pushing him to not only think about the Constitution more deeply , but to constantly revisit his own beliefs . 
On the presidential campaign trail , [TGT] regularly turned to George for advice . 
For The Atlantic 's series "On the Shoulders of Giants ," I spoke with [TGT] and George about their mentor-mentee relationship . 
Caroline Kitchener : How is [TGT] that you know today different from [TGT] that you knew when [TGT] was a student ? 
[TGT] : If you were a person on the left , you had a multitude of mentors available on the faculty . 
[TGT] : Professor George is scrupulously fair . 
Kitchener : [TGT] , when you think back on your time at school with Professor George , what memory sticks out most ?