Experts at The Catholic University of America in Washington, D.C., are available to discuss Pope Francis' Latin tweets.

• GREEK HISTORY AND LITERATURE - Sarah Brown Ferrario, assistant professor of Greek and Latin, is a specialist in Greek history and literature, particularly of the fifth and fourth centuries B.C. who also teaches Latin language and literature. For the academic year 2009-10, she was a residential Junior Fellow of the Center for Hellenic Studies, Washington, D.C., where she continued work on her book, Historical Agency and the 'Great Man' in Classical Greece (under contract with Cambridge University Press), for which she was also awarded a Summer Stipend from the National Endowment for the Humanities in 2008.

Ferrario can be reached at Ferraris@cua.edu.

• LATIN AND GREEK LITERATURE - William McCarthy, associate professor of Greek and Latin, is an expert on Greek and Latin literature, with an emphasis on the relationship of late antique and patristic literature to its classical models. Among other research projects, he studies the visual rhetoric of early and modern cinema and its indebtedness to the literary rhetorical patterns established in classical antiquity, and regularly presents at interdisciplinary conferences focused on both literature and film.

McCarthy can be reached at mccarthy@cua.edu.

• MEDIEVAL PHILOSOPHY - Timothy Noone, professor, philosophy, who speaks fluent Latin, is an expert in Medieval metaphysics and epistemology, Franciscan philosophy, and the philosophy of history. A scholar of the works of philosopher John Duns Scotus, Noone is the author of Of Angels and Men: Sketches from High Medieval Epistemology and editor of John Duns Scotus, Quaestiones super secundum et tertium De anima.

Noone can be reached at noonet@cua.edu.

For assistance in reaching sources, contact Katie Lee in the Office of Public Affairs at cua-public-affairs@cua.edu or 202-319-5600. To search for other CUA faculty experts, visit the Faculty Experts Guide at http://publicaffairs.cua.edu/experts/.