Originally presented as the author's thesis at Dropsie College for Hebrew and Cognate Learning. The book is the first full length biography IN ENGLISH of one of the most controversial yet brilliant Jewish minds of the 18th Century. Rav Yakov Emden is known today as not only being a brilliant Talmudic scholar and commentator on the Bible but also as a relentless detective to weed out Sabbateanism in Jewish society, especially when it came to his contemporary Rav Yonason Eybeschitzer. This book is a great look into his life and the many controversies surrounding it. The book presents a fare 2 sided view as to how the controversy started and continued for years. RARE! Very good condition. No stains, owners signature.