Theoria is an annual peer-reviewed journal on all aspects of the history of music theory. It includes critical articles representing the current stage of research, and editions of newly discovered or mostly unknown theoretical texts with translation and commentary. Analytical articles on recent or unknown repertory and methods are also published, as well as review articles on recent secondary literature and textbooks. Back issues are available from Texas A&M University Press.
Volume 15 (2008) will include:
- Articles by John Haines: 'Proprietas' and 'Perfectio' in Thirteenth-Century Music Theory; Jeffrey Brukman: The Relevance of Friedrich Hartmann's Fully-chromaticised Scales with Regard to Bitonality in Bartók's Fourteen Bagatelles, Op. 6/1.
- An Edition by Paul Mathews: Anatomie et phisiologie de l'orchestre by Delius and Papus: A Translation and Commentary
- Review Article by Vera Micznik: Approaches to Meaning in Music, ed. by Byron Almén and Edward Pearsall, Indiana University Press, 2006.