Holden Caulfield is the protagonist of J.D. Salinger's novel, The Catcher in the Rye. He is a teenager who has been expelled from several prep schools and struggles with feelings of alienation and disillusionment. Throughout the story, Holden grapples with the complexities of adulthood and the loss of innocence. Set in the 1950s, Holden's journey takes him through New York City as he seeks connection and understanding. He often criticizes the "phoniness" of the adult world, reflecting his deep-seated fears and insecurities. His character has become an iconic representation of teenage angst and rebellion.