An updated edition of the blockbuster bestselling leadership book that took America and the world by storm, two U.S. Navy SEAL officers who led the most highly decorated special operations unit of the Iraq War demonstrate how to apply powerful leadership principles from the battlefield to business and life.

Combat, the most intense and dynamic environment imaginable, teaches the toughest leadership lessons, with absolutely everything at stake. Jocko Willink and Leif Babin learned this reality first-hand on the most violent and dangerous battlefield in Iraq. As leaders of SEAL...