As Rupert Murdoch’s loyal lieutenant for 52 years, Les Hinton controlled the key levers of power in a global media corporation and was comfortable in the corridors of powers. He made and broke the careers of some of the sharpest operators in journalism, as well as any number of political leaders. In more recent years, he has enjoyed an altogether calmer existence and has reinvented himself as an author. First came his 2018 memoir The Bootle...