The "Jack Irish Series" is a collection of crime novels written by Australian author Peter Temple. The series follows the titular character, Jack Irish, a former criminal lawyer turned private investigator, as he navigates the complexities of crime and justice in Melbourne. The stories are known for their rich character development and intricate plots. The series includes several books, with the first installment, "Bad Debts," published in 1996. Jack Irish is often depicted as a flawed yet relatable hero, dealing with personal loss while uncovering dark secrets. The novels have also been adapted into a successful television series, further expanding their reach and popularity.