David Fincher’s workmanlike film, Mank, shines a spotlight on one of the most productive collaborative partnerships in the annals of the Hollywood movie industry. Citizen Kane, the enduring 1941 cinematic classic, was the brainchild of Herman Mankiewicz, a seasoned wordsmith who struggled with alcoholism, and Orson Welles, a precocious upstart who basked in self-adulation. Now […]