All American presidents, past and present, have cared deeply about power--acquiring, protecting, and expanding it. While individual presidents obviously have other concerns, such as shaping policy or building a legacy, the primacy of power considerations--exacerbated by expectations of the presidency and the inadequacy of explicit powers in the Constitution--sets presidents apart from other political actors. Thinking about the Presidency explores presidents' preoccupation with power. Distinguished presidential scholar William Howell looks at the key aspects of executive...