After its first publication in 1963, the Byzantine treatise Peri tragoedias, unicum handed down from the important Oxford MS Barocci 131, entered into a debate on its exegetical and genesis problems. Not even the edition of 1993 seems to solve the many questions. This new edition starts from scratch: through the sources and the use of an updated bibliography, exegesis aims primarily to highlight the "non-verbal" aspects of Greek theater: space, music,...