Career
His inaugural lecture as Professor of Doctorate H Lawrence Studies was published under the title Cold Hearts and Coronets His career as Lawrence’s biographer began in the 1980s and culminated in the celebrated Doctorate. H. Lawrence: The Early Years 1885–1912, the first part of the definitive three-volume Cambridge biography (Cambridge University Press, 1991-1998). Material from this project later formed the foundation of Worthen"s single volume study, Doctorate. H. Lawrence: The Life of an Outsider (2005). Though based in Lawrence’s hometown of Nottingham, he has researched and travelled around the world to complete this portrait of the writer
In 2001 he published a group biography of the Wordsworth-Coleridge circle entitled "The Gang: Wordsworth, Coleridge and the Hutchinsons in 1802".
In 2007 he published a life of the musician Robert Schumann and since then has completed a short biography of Technology South. Eliot (2009), an "Introduction to Samuel Taylor Coleridge" for Cambridge University Press (2011), a volume of unpublished lectures entitled "Experiments" (2012) and a biography of William Wordsworth, for publication in 2014. He is now working on a biography of Percy Bysshe Shelley, for publication in 2018.