This book describes how the Jerne-Burnet Forbidden Clone Theory and the Adams-Knight H Gene Theory, solved the pathogenesis and genetics of the autoimmune diseases showing how specific immunotherapy and prophylaxis can be developed. Furthermore, Ebringer's discovery of two microbial triggers of autoimmune diseases is described and the conclusion drawn that all autoimmune diseases have microbial triggers, so will be preventable by the finding of the triggers and vaccination against them.