Drama and theatre, especially in the 19th, 20th and 21st centuries. Oscar Wilde. Harold Pinter. History of ideas, especially Victorian scientific travellers, and the natural world.
Fair Ophelia: A life of Harriet Smithson Berlioz (C.U.P.) 1982
Oscar Wilde (C.U.P.) 1988
Samuel Butler (The Hogarth Press) 1991
Editor Oscar Wilde, The Importance of Being Earnest and other plays (Oxford World’s Classics) 1995
Bright Paradise: Victorian Scientific Travellers (Chatto and Windus/Princeton U. Press) 1996
Editor, Cambridge Companion to Oscar Wilde (C.U.P.) 1997
Alfred Russel Wallace (Chatto & Windus/Princeton U. P.) 2001
Editor, Cambridge Companion to Harold Pinter (C.U.P.) 2001, revised edition 2009
Co-editor, Wilde in Context (C.U.P.) 2013
Education, English