Sloan Wilson was an American author best known for his novel, The Man in the Gray Flannel Suit, published in 1955. The book explores themes of conformity, ambition, and the struggles of modern life, particularly in the context of post-World War II America. It became a bestseller and is often regarded as a classic of American literature. In addition to his writing, Wilson was also a prominent figure in the literary community. He was born on May 8, 1920, in Norwalk, Connecticut, and served in the U.S. Navy during World War II. Throughout his career, he published several other novels and contributed to various magazines.