Nicholas McDowell is Associate Professor in the Department of English at the University of Exeter. Previously he was a Research Fellow of Fitzwilliam College, Cambridge. He is the author of The English Radical Imagination: Culture, Religion, and Revolution, 1630-1660 (Oxford University Press, 2003), Poetry and Allegiance in the English Civil Wars: Marvell and the Cause of Wit (Oxford University Press, 2008), and essays on Milton in Journal of the History of Ideas, Milton Quarterly, and Review of English Studies. He is editing Milton's 1649 prose for the Oxford Complete Works of John Milton. In 2007 his research was recognized by the award of a Philip Leverhulme Prize by the Leverhulme Trust. Nigel Smith is Professor of English and Co-director of the Center for the Study of Books and Media at Princeton University. He was previously Reader in English at Oxford University and Fellow and Tutor in English at Keble College. He is the author of Perfection Proclaimed: Language and Literature in English Radical Religion, 1640-1660 (Oxford University Press,1989); Literature and Revolution in England, 1640-1660 (Yale University Press, 1994), Is Milton better than Shakespeare? (Harvard University Press, 2008), and Andrew Marvell: The Chameleon (Yale University Press, forthcoming, 2010). He has edited the Ranter pamphlets, the Journal of George Fox and the Longman Annotated English Poets edition of the poems of Andrew Marvell (a TLS 'Book of the Year' 2003, Guardian Paperback of the Week, 2006). He is a recipient of British Academy awards, Guggenheim, and National Humanities Center fellowships.