In dedication of Professor Rose and Professor Mackay who both passed away in 2020. A global group on experts in the field updated this Seventh Edition of The Autoimmune Diseases. The Rose-Mackay Textbook of Autoimmune Diseases, is a comprehensive reference that emphasizes the "3 P's" of 21st Century medicine: precision, prediction, and prevention. Topics cover the modern systems approach to biology that involves large amounts of personalized, ongoing physiologic data ("omics") coupled with advanced methods of analysis, new tests of genetic engineering, such as CRISPR, auto inflammatory diseases, autoimmune responses to tumor immunotherapy, and information on normal immune response and disorders. Each of the major autoimmune disorders is discussed by researchers and clinical investigators experienced in dealing with patients. The new edition continues its success with 75% of the content revised, updated, or completely new. This edition is a valuable resource to clinicians involved in the diagnosis and treatment of autoimmune disease, as well as to scientists who want to follow developments in the field.