For more than 85 years, health care professionals have “referred to the Red Book” for trustworthy guidance on pediatric infectious disease prevention, management, and control. The new 33rd edition continues this tradition of distinction with the latest clinical guidance on the manifestations, etiology, epidemiology, diagnosis, and treatment of more than 200 childhood infectious diseases. Available for purchase at https://www.aap.org/Red-Book-2024-Report-of-the-Committee-on-Infectious-Diseases-33rd-Edition-Paperback