A Guide To Feynman Diagrams In The Many-Body Problem: Second Edition (Dover Books On Physics)"A great delight to read." Physics Today Among the most fertile areas of modern physics, many body theory has produced a wealth of fundamental results in all areas of the discipline. Unfortunately the subject is notoriously difficult and, until the publication of this book, most treatments of the topic were inaccessible to the average experimenter or non specialist theoretician. The present work, by contrast, is well within the grasp of the nonexpert.