Cover -- MEDIEVAL CROSSOVER -- Title -- Copyright -- CONTENTS -- Preface -- List of Illustrations -- Chapter 1 Theorizing Crossover: Principles and Case Studies -- A Hermeneutics of Both/And -- Felix Culpa and the Principle of Double Judgment -- Pagan Matiere, Christian Sen, and Secular Conjointure -- Hagiographic Romance: "Everything That Rises Must Converge" -- Chapter 2 Double Coding: Knights of Arthur, Knights of Christ -- Chrétien's Charrette: Double Coding, Double Judgment -- Perlesvaus: The Grail and Christendom's "Old Laws" -- Lancelot and the Grail: Chrétien's Ambiguous Legacy -- Le Morte Darthur: Double Coding, Double Ending -- Chapter 3 Conversion: The Literary Traditions of Marguerite Porete -- The Puys of Picardy and the Valenciennes Prize Poems -- Beguine Lyrics, Recycled Songs, and the Mirror -- Roses, Crimson and White -- The Mirror and the Rose -- From 1277 to 1312, or the Perils of Crossover -- Chapter 4 Parody: From Profane Communion to Blasphemous Passion -- Parodia Sacra and the Principle of the Two-Edged Sword -- Obscene Communion: Le lai d'Ignaure -- Mocking Mass Murder: The Passion of the Jews of Prague -- A Lawsuit in Heaven: The Dispute between God and His Mother -- Chapter 5 Convergence: René of Anjou and the Heart's Two Quests -- Mortifying Vain Pleasure: The King as Vernacular Theologian -- The Grail, the Rose, and the Love-Smitten Heart -- Converging Quests -- Conclusion: A Backward and a Forward Glance -- Appendix 1. The Passion of the Jews of Prague according to John the Peasant (1389) -- Appendix 2. La Desputoison de Dieu et de sa mère / The Dispute between God and His Mother -- Notes -- Works Cited -- Index.