is Associate Faculty at Marlboro College in Vermont. She is the author of The Grief of Influence: Sylvia Plath and Ted Hughes (Oxford UP 2011), which was a CHOICE 2011 Outstanding Academic Title, and The Ulster Renaissance: Poetry in Belfast 1962-1972 (Oxford UP, 2006), which won the Donald Murphy Prize for Best First Book and the Robert Rhodes Prize for Best Book on Literature from the American Conference for Irish Studies. She is currently working on a literary biography of Sylvia Plath for Alfred A. Knopf.