‘A Place to Stand: Questions of Address in Shelley’s Political Prose’, in The Unfamilar Shelley , ed. Timothy Webb and Alan Weinberg (Aldershot: Ashgate, 2008).
'Lucretius in Romantic and Victorian Britain', in The Cambridge Companion to Lucretius, eds. S. Gillespie and P. Hardie (Cambridge University Press, 2007)
'Temples and Mysteries in Romantic Infidel Writing', in M. Eberle-Sinatra, ed., Romanticism on the Net(February 2002).
Electronic edition of The Temple of Nature by Erasmus Darwin (Romantic Circles, 2006)
First edition of The Collected Writings of Erasmus Darwin , facsimile, 9 vols, 3,764 pp. (Bristol: Thoemmes Continuum Press, 2004), selected and introduced: Introduction, vol.1, pp. v-xxvii.
Edited and contributed to The Cambridge Companion to Crime Fiction (Cambridge: Cambridge University Press, 2003), 308 pp.; Introduction, pp. 1-6, ‘Post-war British crime fiction’, pp. 173-190.
Romantic Atheism: Poetry and Freethought, 1780-1830 (Cambridge University Press, 2000), 307 pp
Crime Fiction from Poe to the Present (London: Northcote House and The British Council, 1998), 80pp.
Detective Fiction and Literature: The Figure on the Carpet (London: Macmillan, 1990), 217pp.
Cowper's 'Task': Structure and Influence (Cambridge University Press, 1983), 217pp.
‘Visions of Matter: Lucretius and the Masons in the Romantic Late Enlightenment.’ in Pan Tra i Filosofieds. G. Carabelli and P. Zanardi (Padua: Poligrafo, 2008).
'The Progress of Society? Darwin's Early Drafts for The Temple of Nature ', in The Genius of Erasmus Darwin , ed. C. U. M. Smith and Robert Arnott (Aldershot: Ashgate, 2005), pp. 307-319.
'P. D. James and the Distinguished Thing', in Z. Leader, ed., On Modern British Fiction (Oxford University Press, 2002), pp. 234-57.
'Sherlock's Children: The Birth of the Serial', in W. Chernaik, M. Swales and R. Vilain, eds., The Art of Detective Fiction (London: Macmillan, 2000), pp. 50-59.
'Up Against the Wall: Drama in the 1970s', in B. Moore-Gilbert, ed., The Arts in the 1970s: Cultural Closure' (London: Routledge, 1994), pp. 281-299.
'A Critical Stage: Drama in the 1960s', in B. Moore-Gilbert and J. Seed, eds., Cultural Revolution': The Challenge of the Arts in the 1960s (London: Routledge, 1992), pp. 118?138.
Upcoming: The Encyclopaedic Sublime: Erasmus Darwin in the Romantic Late Enlightenment (date to be confirmed)
Upcoming: 'Didactic and Scientific Poetry', in The Oxford History of Classical Reception in English Literature, vol. 3: 1660-1790, eds. D. Hopkins and C. Martindale (Oxford: Oxford University Press, 2011/12).
Upcoming: 'Spies, Detectives and Heroes: From the Cold War to the War on Terror', in The Oxford History of the Novel, Vol. 7: British and Irish Fiction since 1940 (Oxford University Press, 2012).