Which renowned 20th century author served as a brand ambassador for Ballantine Ale in the 1950s, appearing in print advertisements where he praised the beer's quality?

Throughout publishing history, famous authors have occasionally served as brand ambassadors, lending their credibility and public personas to promote products beyond their books. These partnerships have created fascinating intersections between literature and commerce, sometimes enhancing an author's reach while other times generating controversy about artistic integrity. Test your knowledge about these notable literary-commercial collaborations!

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Ernest Hemingway
F. Scott Fitzgerald
William Faulkner
John Steinbeck