"The author has succeeded in exploring some common bonds among a variety of subjects in a nuanced manner with a remarkable analytical acuity. The glossary is quite illuminating and the Bibliography rich... For all those interested in the interface and interaction between the oral and the written media in the transmission and documentation of the Islamic intellectual heritage in its inchoate stage, and indeed for all Islamicists and Arabists, Schoeler’s effort is a masterpiece in the class of the Harvard historian of religion William Graham." - Amidu Olalekan Sanni; Middle Eastern Literatures: incorporating Edebiyat, 13:1, 117-119 (2010).