"Ten Years in the Tub: A Decade Soaking in Great Books" is a collection of essays by Nick Hornby that reflects on the author's reading journey over a span of ten years. The book compiles a series of articles he wrote for a column in The Believer, where he shares his thoughts on various books he has encountered, ranging from literary classics to contemporary works. Hornby's engaging and often humorous writing style invites readers to join him in his love for reading.