Adam Roberts is the author of twenty-one science fiction novels, most recently Purgatory Mount (Gollancz 2021). He is also Professor of Nineteenth-century Literature at Royal Holloway University of London, and has written The History of Science Fiction (2nd ed: Palgrave 2016) and a literary biography of H.G. Wells (Palgrave 2020). He is Vice-President of the H.G. Wells society. He lives a little way west of London.