The romance between F. Scott Fitzgerald and Zelda Sayre has been celebrated as one of the greatest of the 20th century. Despite their love, both Scott and Zelda engaged in flirtations that threatened to tear the couple apart. But none had a more profound impact on the two—and on Scott’s writing—as the liaison between Zelda and a French aviator, Edouard Jozan. In The Gatsby Affair: Scott, Zelda, and the Betrayal That Shaped an American Classic, Kendall Taylor examines the dalliance from a fresh perspective.