— Two articles for The Encyclopedia of Romantic Literature (Blackwell, 2012) on William Taylor (1765-1836) and Burletta. Print and online editions.
— Seven articles for the Oxford Dictionary of National Biography (2004), on Peter Bayley (1778-1823), John Fransham (1730-1810), Thomas Howes (1728-1814), Robert Plumptre (1723-88), Frank Sayers (1763-1817), William Taylor (1765-1836), and James White (1775-1820). Each article is the standard short biography of its subject. The ODNB website (only accessible to subscribers) is at http://www.oxforddnb.com
— Three articles for Literature OnLine (LION) on William Wordsworth, Robert Southey, and Richard Brinsley Sheridan, published 2001. Each article is approximately 3,000 words long and includes a biography, description of the writer’s major works, and overview of the critical heritage. The LION website (only accessible to subscribers) is at http://lion.chadwyck.co.uk
— 50 bibliographical records for the Wordsworth chapter of The Annotated Bibliography of English Studies (ABES) . Each contains a full description and evaluation of an important book or article on Wordsworth, as well as a list of keywords to facilitate searching. Former online publication, discontinued.