47th INTERNATIONAL CONGRESS ON MEDIEVAL STUDIES: MUSICOLOGY AT KALAMAZOO Western Michigan University, May 10-13, 2012   We invite abstracts for the following sponsored sessions: Regional Musical Practices*Chant & Liturgy*Performance & Polyphony*Language & Music*Vernacular Music*Source Studies*Theory Manuscripts*Neo-Medievalism*Pedagogy Roundtable   N.B. We intend the session titles as “hooks,” rather than limitations, on which a multitude of proposals […]