The Taktika, ascribed to the hand of the Byzantine emperor Leo VI "the Wise" (886-912), is perhaps one of the best-known middle Byzantine texts of an official or semi-official genre. Presented in the form of a book of guidance for provincial generals, it served as both a statement of imperial authority and power, as well as a reminder of earlier "good practice" and the centrality of the values of a Christian society in the struggle against...