Robert Zaller is Professor of History at Drexel University. He is the literary executor of the estate of Stanley Burnshaw. Recent books include: The Cliffs of Solitude: A Reading of Robinson Jeffers (Cambridge University Press, 1983); Europe in Transition (Harper and Row, 1984); Islands: Poems (Somerset Hall Press, 2006); The Discourse of Legitimacy in Early Modern England (Stanford University Press, 2007).