The Alex Cross Series is a collection of thriller novels written by author James Patterson. The series follows the character Alex Cross, a forensic psychologist and detective, as he solves complex criminal cases while dealing with personal challenges. The first book, Along Came a Spider, was published in 1993 and introduced readers to Cross's unique skills and insights into the criminal mind. Over the years, the series has expanded to include numerous titles, making it one of Patterson's most popular franchises. The books often feature intense plots, engaging characters, and a mix of psychological and action elements, appealing to fans of the thriller genre.