Early modern literature in its historical and intellectual contexts, especially poetry and drama; Edmund Spenser's engagement with Gaelic Ireland, the dynamics of Tudor and Jacobean patronage, the aesthetics of Renaissance tragedy.
- President Emeritus, Pontifical Institute of Mediaeval Studies, Toronto
English literature of the long eighteenth century, especially Gibbon, Swift, Burke and Johnson; sixteenth-century historiography and historical drama; the history of literary criticism; the theory and practice of textual editing
English literature of the 16th, 17th, and 18th centuries, especially Sir Philip Sidney, Shakespeare, and Samuel Johnson; post-medieval palaeography; bibliography and the history of the book
The historically-informed study of seventeenth-century English literature; scholarly editing of seventeenth-century texts; stylistic criticism