Which novel by John Grisham was conceived on a road trip to Florida while thinking about stolen books with his wife?

The novel that John Grisham conceived on a road trip to Florida while thinking about stolen books with his wife is "Camino Island." In this gripping thriller, Grisham combines his love for books with a tale of intrigue surrounding the theft of priceless manuscripts from a famous library. With a small town bookstore, rare book collectors, and a novelist turned undercover investigator, "Camino Island" takes readers on a thrilling and suspenseful journey through the world of stolen literary treasures.