Jessalynn L. Bird is Associate Professor of Humanistic Studies at Saint Mary’s College, Notre Dame, USA, and a Regional Fellow of the Medieval Institute. She has published widely on the crusades, medieval heresy, and the activities of individuals trained in Paris as preachers, reformers, and judges delegate. She is co-editor, with Edward Peters and the late James Powell, of Crusade and Christendom: Annotated Documents in Translation, Innocent III to the Fall of Acre, 1187-1291; with G.E.M. Lippiatt, Crusading Europe: Essays in Honour of Christopher J. Tyerman (2019); with Damian Smith, The Fourth Lateran Council and the Crusade Movement: The Impact of Fourth Lateran (1215) on Latin Christendom and the East (2018); and sole editor of The Papacy, Crusade, and Christian-Muslim Relations: Essays in Memory of James M. Powell (2018).Elizabeth Lapina is Professor of Medieval History at the University of Wisconsin-Madison, USA. She is a co-editor of three volumes: Games and Visual Culture in the Middle Ages and the Renaissance, co-edited with Vanina Kopp (2020); The Uses of the Bible in Crusader Sources, co-edited with Nicholas Morton (2017); The Crusades and Visual Culture, co-edited with April Morris, Susanna Throop and Laura Whatley (2015). She is the author of one monograph (Warfare and the Miraculous in the Chronicles of the First Crusade (2015) and a number of articles.

• 1. Introduction.- 2. A Land Flowing with Milk and Honey?: Agrarian Environments in the Latin Kingdom of Jerusalem.- 3. A Porous Boundary: Natural and Supernatural in the Hystoria de via.- 4. Crusaders as Microcosm: Soldiers, Pilgrims and their Intestinal Parasites in the Medieval Mediterranean.- 5. Real Animals in the Siege d'Antioche.- 6, The Wonders of Nature: Imaginary and Imagined Animals in the Fictional Universe of the First Crusade.- 7. Were Medieval Seamen Aware of Mediterranean Currents?.- 8. Estrela do mar: the Sea as a Destination of Crusade in the Cantigas de Santa Maria.- 9. An Encounter with Alterity: Western Chronicles of the Third and Fourth Crusade and the Natural Environment of South-Eastern Europe.- 10. The Comets of 1264 and 1299: A Comparative Look at the Near Eastern Sources.- 11. Ad terram Prusie . . . Quasi vinea de Egipto translata: The Role of the Natural World in the Written and Visual Culture of the Prussian Crusades, 1230-1390.- 12. ‘The root of bitterness’: Crusade and the eradication of heresy from the Occitanian landscape in Peter of les Vaux-de-Cernay’s Historia Albigensis.- 13. Darkness Visible: Nature, Superstition, and Miracles in the Historia Albigensis of Peter of Vaux-de-Cernay.- 14. The Natural World as Book (Mis)Read by Paris Theologians and Competing Faiths.

Jessalynn L. Bird is Associate Professor of Humanistic Studies at Saint Mary’s College, Notre Dame, USA, and a Regional Fellow of the Medieval Institute. She has published widely on the crusades, medieval heresy, and the activities of individuals trained in Paris as preachers, reformers, and judges delegate. She is co-editor, with Edward Peters and the late James Powell, of Crusade and Christendom: Annotated Documents in Translation, Innocent III to the Fall of Acre, 1187-1291; with G.E.M. Lippiatt, Crusading Europe: Essays in Honour of Christopher J. Tyerman (2019); with Damian Smith, The Fourth Lateran Council and the Crusade Movement: The Impact of Fourth Lateran (1215) on Latin Christendom and the East (2018); and sole editor of The Papacy, Crusade, and Christian-Muslim Relations: Essays in Memory of James M. Powell (2018).Elizabeth Lapina is Professor of Medieval History at the University of Wisconsin-Madison, USA. She is a co-editor of three volumes: Games and Visual Culture in the Middle Ages and the Renaissance, co-edited with Vanina Kopp (2020); The Uses of the Bible in Crusader Sources, co-edited with Nicholas Morton (2017); The Crusades and Visual Culture, co-edited with April Morris, Susanna Throop and Laura Whatley (2015). She is the author of one monograph (Warfare and the Miraculous in the Chronicles of the First Crusade (2015) and a number of articles.

• 1. Introduction.- 2. A Land Flowing with Milk and Honey?: Agrarian Environments in the Latin Kingdom of Jerusalem.- 3. A Porous Boundary: Natural and Supernatural in the Hystoria de via.- 4. Crusaders as Microcosm: Soldiers, Pilgrims and their Intestinal Parasites in the Medieval Mediterranean.- 5. Real Animals in the Siege d'Antioche.- 6, The Wonders of Nature: Imaginary and Imagined Animals in the Fictional Universe of the First Crusade.- 7. Were Medieval Seamen Aware of Mediterranean Currents?.- 8. Estrela do mar: the Sea as a Destination of Crusade in the Cantigas de Santa Maria.- 9. An Encounter with Alterity: Western Chronicles of the Third and Fourth Crusade and the Natural Environment of South-Eastern Europe.- 10. The Comets of 1264 and 1299: A Comparative Look at the Near Eastern Sources.- 11. Ad terram Prusie . . . Quasi vinea de Egipto translata: The Role of the Natural World in the Written and Visual Culture of the Prussian Crusades, 1230-1390.- 12. ‘The root of bitterness’: Crusade and the eradication of heresy from the Occitanian landscape in Peter of les Vaux-de-Cernay’s Historia Albigensis.- 13. Darkness Visible: Nature, Superstition, and Miracles in the Historia Albigensis of Peter of Vaux-de-Cernay.- 14. The Natural World as Book (Mis)Read by Paris Theologians and Competing Faiths.

Jessalynn L. Bird is Associate Professor of Humanistic Studies at Saint Mary’s College, Notre Dame, USA, and a Regional Fellow of the Medieval Institute. She has published widely on the crusades, medieval heresy, and the activities of individuals trained in Paris as preachers, reformers, and judges delegate. She is co-editor, with Edward Peters and the late James Powell, of Crusade and Christendom: Annotated Documents in Translation, Innocent III to the Fall of Acre, 1187-1291; with G.E.M. Lippiatt, Crusading Europe: Essays in Honour of Christopher J. Tyerman (2019); with Damian Smith, The Fourth Lateran Council and the Crusade Movement: The Impact of Fourth Lateran (1215) on Latin Christendom and the East (2018); and sole editor of The Papacy, Crusade, and Christian-Muslim Relations: Essays in Memory of James M. Powell (2018).Elizabeth Lapina is Professor of Medieval History at the University of Wisconsin-Madison, USA. She is a co-editor of three volumes: Games and Visual Culture in the Middle Ages and the Renaissance, co-edited with Vanina Kopp (2020); The Uses of the Bible in Crusader Sources, co-edited with Nicholas Morton (2017); The Crusades and Visual Culture, co-edited with April Morris, Susanna Throop and Laura Whatley (2015). She is the author of one monograph (Warfare and the Miraculous in the Chronicles of the First Crusade (2015) and a number of articles.

• 1. Introduction.- 2. A Land Flowing with Milk and Honey?: Agrarian Environments in the Latin Kingdom of Jerusalem.- 3. A Porous Boundary: Natural and Supernatural in the Hystoria de via.- 4. Crusaders as Microcosm: Soldiers, Pilgrims and their Intestinal Parasites in the Medieval Mediterranean.- 5. Real Animals in the Siege d'Antioche.- 6, The Wonders of Nature: Imaginary and Imagined Animals in the Fictional Universe of the First Crusade.- 7. Were Medieval Seamen Aware of Mediterranean Currents?.- 8. Estrela do mar: the Sea as a Destination of Crusade in the Cantigas de Santa Maria.- 9. An Encounter with Alterity: Western Chronicles of the Third and Fourth Crusade and the Natural Environment of South-Eastern Europe.- 10. The Comets of 1264 and 1299: A Comparative Look at the Near Eastern Sources.- 11. Ad terram Prusie . . . Quasi vinea de Egipto translata: The Role of the Natural World in the Written and Visual Culture of the Prussian Crusades, 1230-1390.- 12. ‘The root of bitterness’: Crusade and the eradication of heresy from the Occitanian landscape in Peter of les Vaux-de-Cernay’s Historia Albigensis.- 13. Darkness Visible: Nature, Superstition, and Miracles in the Historia Albigensis of Peter of Vaux-de-Cernay.- 14. The Natural World as Book (Mis)Read by Paris Theologians and Competing Faiths.