To call former naval officer John "Jocko" Willink "intense" would be something of an understatement -- like calling Mount Everest "big" or Antarctica "cold." Willink's 20-year military career saw the ...
Jocko Willink and Leif Babin retired from the U.S. Navy SEALs after serving honorably and have gone on to leave an indelible mark on countless lives with their 2015 book, Extreme Ownership: How U.S.