Art is associate professor of dramaturgy, dramatic literature, and theatre history, co-head of the playwriting program, and head of the dramaturgy program. He has worked as a dramaturg with a number of leading theatre artists, including Athol Fugard, Wole Soyinka, Theodora Skipitares, David Gothard, and Naomi Wallace in such venues as the Yale Repertory Theatre, New York Theatre Workshop, LaMama ETC, Oxford Stage Company in the United Kingdom, and T.P.T (Theatre Project Tokyo) in Japan.

His research interests include contemporary British and American theatre, new play dramaturgy, and political dramaturgy. His articles and reviews have appeared in TDR (The Drama Review), Modern Drama, and Theatre Journal; as well as in several books, including Dramaturgy in American Theatre, What is Dramaturgy? and Approaching the Millennium: Essays on Angels in America. Professor Borreca is a contributing editor of the two-volume Norton Anthology of Drama.