Blair Worden FBA, Emeritus Fellow of St Edmund Hall, writes on intellectual, religious, literary and political history, predominantly of the seventeenth century. His books are: The Rump Parliament 1648-1653 (1974); The Sound of Virtue: Philip Sidney’s ‘Arcadia’ and Elizabethan Politics (1996); Roundhead Reputations: The English Civil Wars and the Passions of Posterity (2001); Literature and Politics in Cromwellian England: John Milton, Andew Marvell, Marchamont Nedham (2007); The English Civil Wars 1640-1660 (2009); and God’s Instruments: Political Conduct in the England of Oliver Cromwell (2012).