Robert I. Burns, S.J., Professor of History at the University of California, Los Angeles, is past president of the American Historical Association's Pacific Coast Branch, of the Academy of Research Historians on Medieval Spain, and of the American Catholic Historical Association, and is currently coeditor of Viator. A Guggenheim Fellow and an elected fellow of the Medieval Academy of America, his distinctions include the Medieval Academy's Haskins gold medal, seven national book awards, eight honorary doctorates here and abroad, and from Spain the Premi Catalonia of the Instituí d'Estudis Catalans, the Premi de la Crítica "Serra d'Or," the Soci d'Honor of the Acció Cultural del País Valencia, and the Order of the Cross of St. George. His major archival books are The Jesuits and the Indian Wars of the Northwest (New Haven 1966), The Crusader Kingdom of Valencia, 2 vols. (Cambridge, Mass. 1967), Islam Under the Crusaders (Princeton 1973), Medieval Colonialism (Princeton 1975), Jaume I i els valencians (Valencia 1981), Muslims, Christians and Jews in Crusader Valencia (Cambridge, Eng. 1983), and Society and Documentation in Crusader Valencia (Princeton 1985).

Anthony J. Cárdenas, Associate Professor of Spanish at Wichita State University, is a member of the Medieval Academy of America, of the Executive Committee of the American Association of Teachers of Spanish and Portuguese, and member of several other organizations pertaining to medievalism in Spain and Spanish literature. He has held grants and awards from the American Philosophical Society, Fulbright, and Ford Foundation. He is editor of the Noticiero alfonsí, an international newsletter on the legacy of Alfonso X, el Sabio. He has recently edited the Libro que es fecho de las animalias que cafan (Microfiche series, Madison: HSMS, 1987) and collaborated on Bibliography of Old Spanish Texts (1975, 1977), the Concordances and Texts of the Royal Scriptorium Manuscripts of Alfonso X, el Sabio (1978), and has several articles ranging from studies of literary motifs of Spanish medieval works to those treating codicology. His edition of Alfonso X's Libro del saber de astrologia and a Bibliography of Alfonsine Science are still in progress.

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Jerry R. Craddock, Professor of Spanish and Romance Philology at the University of California, Berkeley, is currently the prolific editor-in-chief of the journal Romance Philology, and coeditor, with Ivy A. Corfis, Purdue University, of the Legal Text Series sponsored by the Hispanic Seminary of Medieval Studies, Madison, Wisconsin. His doctoral studies in Romance Philology were carried out at the same institution where he has taught since 1968. His bibliography is divided between studies on the historical grammar of the Hispano-Romance languages and treatments of the chronology and text tradition of the legislative works of Alfonso X the Learned, the latter published in Al-Andalus, Anuario de Historia del Derecho Español, and various homage volumes.

Nancy Joe Dyer, Associate Professor of Spanish at Texas A&M University, has received grants from various institutions such as the National Endowment for the Humanities, the American Council of Learned Societies, and the South Central Modern Languages Association to edit and study lost vernacular literary sources of Alfonsine historiography. She has dedicated nearly two decades to work on the epic poem of the Cid prosified in the Crónica de veinte reyes (preliminary articles in Romance Philology, Juglaresca, and the Actas de la Asociación internacional de Hispanistas [Berlin]; her definitive variata edition is forthcoming). Other publications deal with the evolution of the adverb in -mente in Primera crónica general (Hispanic Review), female decorum in Castigos e documentos del rey don Sancho (Studia hispánica medievalia), Spanish-Arabic code-switching in the kharjas (El romancero tradicional), and foreign language courseware evaluation (as assistant editor of Hispania). At present she is preparing studies of the language and literary sources of Motolinia's chronicle of the exploration of New Spain.

Julia Bolton Holloway, Associate Professor and Director of Medieval Studies at the University of Colorado, Boulder, has received two National Endowment for the Humanities awards and an American Association of University Women's Founders Fellowship, among other honors. She has published an edition and translation of Brunetto Latini's I/ Tesoretto (New York 1981), Brunetto Latini: An Analytic Bibliography (London 1986), The Pilgrim and the Book: A Study of Dante, Langland and Chaucer (Berne 1987), as well as numerous articles on Brunetto Latini, Dante Alighieri, Geoffrey Chaucer, medieval liturgical drama, and other topics in Dante Studies, Lectura Dantis, Comparative Drama, Studies in [211] Iconography, Thought, and elsewhere. She is currently completing Chancery and Comedy: Brunetto Latini and Dante Alighieri.

Lloyd Kasten is Antonio G. Solalinde Professor of Spanish and Portuguese, Emeritus, at the University of Wisconsin, Madison. He was the organizer and director of Wisconsin's Luso-Brazilian Center, and for a decade the editor of its Review. A Guggenheim Fellow, with an honorary doctorate from The University of the South, he is an elected member of the Hispanic Society of America, the Royal Spanish Academy, and the Academia Norteamericana de la Lengua Española. His seven books, with several others in press, especially center on Old Spanish and on the works of Alfonso the Learned. He has been a pioneer in computer techniques applied to those subjects.

Israel J. Katz taught at McGill and Columbia Universities and at the City University of New York. He specializes in the music of medieval Spain and the musical traditions of the Sephardic Jews. He is editor oí Música Judaica and a past editor of Ethnomusicology and the Yearbook of the International Folk Music Society. Included among his awards are Rockefeller and Ford Foundation grants, Guggenheim Fellowship, and a Comité Conjunto Hispano-Norteamericano grant recommended by the Council for International Exchange of Scholars to undertake bibliographical studies dealing with the traditional folk music of Spain. He has contributed numerous articles and reviews to professional journals, and is the author of Judeo-Spanish Traditional Ballads from Jerusalem: An Ethnomusicological Study (New York 1972-75) and coeditor, with John E. Keller, of Studies on the Cantigas de Santa Maria: Art, Music, and Poetry (Madison 1987). Katz is currently engaged, under the auspices of the National Endowment for the Humanities, in a collaborative project with the Hispanists Samuel G. Armistead and Joseph H. Silverman on the multi-volume edition of Judeo-Spanish Ballads from Oral Tradition (Berkeley 1986- ). He is also completing a critical edition of Schindler's Music and Poetry of Spain and Portugal.

John E. Keller, Professor of Spanish at the University of Kentucky, Lexington, has had a distinguished career here and abroad. Among his honors are the Doctorate of Humane Letters from the Plymouth State College of the University of New Hampshire and the Doctorate Honoris Causa from the University of Granada. King Juan Carlos of Spain has [212] conferred upon him the Gran Cruz de la Orden de Isabel la Católica and the rank of Comendador de la Orden de Alfonso el Sabio. The National Endowment for the Humanities has funded his summer institute for 1990 to offer thirty college teachers guidance for the improvement of teaching medieval Spanish literature to undergraduates. He is a specialist in works sponsored by Alfonso X, particularly the Cantigas de Santa Maria, and in the area of medieval Spanish exempla. While a professor at North Carolina, Chapel Hill, he was the associate editor oí Romance Notes and Studies in Romance Languages and Literature, was editor for twenty years of the Kentucky Romance Quarterly, and is currently editor of Studies in Romance Languages and of the Bulletin of the Cantigueiros de Santa Maria. Among his twenty-five books are Pious Brief Narrative in Medieval Spanish Exempla; Iconography in Medieval Spanish Literature, co-authored with Richard P. Kinkade; critical editions of Calila e Digna, Libro de los gatos, Libro de los exienplos por a.b.c., and Barlaam e Josafat; and he is the author of some eighty articles in journals such as Speculum, Studies in Philology, Hispanic Review, Hispania, and Symposium. He has lectured at eighty universities--among these Oxford, Coimbra, Madrid, Toronto, and Yale. Currently he is finishing a book titled "The Literature of Recreation in Medieval Spain."

Ellen Kosmer, Professor of Art History at the State College, Worcester, Massachusetts, studied under Walter Cahn at Yale University. Her primary interests are Parisian manuscripts of the thirteenth and fourteenth centuries and iconography of the virtues and vices. A recent National Endowment for the Humanities Fellowship has allowed her to pursue the study of Franco-Italian manuscript illumination at the Angevin Court in Naples. She has published in Gesta, Art Bulletin, and The Journal of the Warburg and Courtauld Institutes. Active in museum work, she has organized several exhibitions at the College Gallery at the Worcester Art Museum and serves on the board of trustees at the Higgins Armory Museum in Worcester. She is currently involved in research on themes of morality in the visual arts.

Joseph F. O'Callaghan is Professor of History at Fordham University, New York, and former director of its Center for Medieval Studies. He is past president of the American Catholic Historical Association and of the Academy of Research Historians on Medieval Spain. His honors include Spain's Consejero de Honor, Instituto de Estudios Manchegos. Besides [213] his many articles in Speculum, Traditio, the American Historical Review, and other European and American journals, his several books include The Spanish Military Order of Calatrava and Its Affiliates (London 1985), the now standard A History of Medieval Spain (Ithaca 1975,1984), and The Cortes of Castile-León, 1188-1350 (Philadelphia 1989). He is working on a study of the reign of Alfonso X.

James F. Powers, Professor of History at Holy Cross College, Worcester, Massachusetts, studied under Charles Julian Bishko at the University of Virginia. His interest in the municipal history of the Iberian peninsula during the Central Middle Ages has led to articles in Traditio (1970), Speculum (1971, 1977,1987), the American Historical Review (1979), Military Affairs (1981), and The Worlds of Alfonso the Learned and James the Conqueror (1985). His several honors include a Visiting Faculty Fellowship at Harvard University (1976), and he has been a trustee of the Institute of Christian Iberia. Powers was elected President of the American Academy of Research Historians (1986-88) and General Secretary of the Society for Spanish and Portuguese Historical Studies (1988-90). The principal authority on medieval Spanish militias, he has been awarded grants from the Fulbright Committee and the Council for the International Exchange of Scholars in coordination with the Comité Conjunto Hispano-Norteamericano to complete his recently published book, A Society Organized for War: The Iberian Municipal Militias in the Central Middle Ages, 1000-1284 (1988), and more recently in 1988 for a history of military themes and depiction in Mozarabic, Romanesque, and Gothic art.

Norman Roth, Associate Professor of Jewish Studies at the University of Wisconsin, Madison, has written extensively on the history, literature and poetry, and philosophy of the Jews of medieval Spain. These articles have appeared in journals such as Sefarad, Speculum, and AJS Review, and in Spanish in Ciudad de Dios, Anuario de Historia del Derecho Español, and Anthologica Annua. Most recently, he was the recipient of a research grant from the Spanish section of the Comité Conjunto (a joint U.S.Spain research project) for research in Spanish archives. He is the author of Maimonides: Essays and Text (Madison 1986) and for many years has been working on a book on relations between Jews, Muslims, and Christians in medieval Spain.

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Joseph T. Snow is Associate Professor of Spanish and Portuguese at the University of Georgia (Athens) and a contributing member of its Medieval Studies Program. He is past president of the U.S. Branch of the International Courtly Literature Society and is the current treasurer of the international organization. He was a student of Lloyd Kasten at Wisconsin's Seminary of Medieval Spanish Studies, and his work there on Alfonso X has led to more than a dozen studies on the Cantigas as well as the standard critical bibliography The Poetry of Alfonso X, el Sabio (1977), for which a second volume is in preparation. He founded and still edits the special-interest journal, Celestinesca (1977-- ) and has published widely in this field. His honors include election as Corresponding Member of The Hispanic Society of America (1987), a year as a fellow at Wisconsin's Institute for Research in the Humanities (1978-79), and visiting appointments at the University of California at Davis (1978), The University of the South (1981), and the University of Chicago (1987), as well as serving as Short-Term Professor at the University of Arizona Center for Medieval and Renaissance Studies (1987). Two projects now under development are a monograph on literary autobiography in Alfonso's Cantigas and a volume of studies on the theatrical progeny of Rojas's Celestina.