"Infinite Jest" is a novel by David Foster Wallace, published in 1996. The book is set in a near-future America and explores themes of addiction, entertainment, and the search for meaning. It intertwines the lives of characters at a tennis academy and a nearby drug and alcohol rehabilitation center, creating a complex narrative structure. The title refers to a fictional film within the story that is so entertaining it causes viewers to lose interest in anything else. The novel is known for its intricate footnotes and non-linear storytelling, making it a challenging yet rewarding read for many literary enthusiasts.