Roger Davidson is Emeritus Professor of Social History at the University of Edinburgh. He has published widely on the history of medical and governmental responses to sexual issues since 1870. He is the author of Dangerous Liaisons: A Social History of Venereal Disease in Twentieth-Century Scotland, Routledge (2000), and co-editor of Sex, Sin and Suffering: Venereal Disease and European Society ... Read moresince 1870, Routledge (2001) and Shaping Sexual Knowledge: A Cultural History of Sex Education in Twentieth- Century Europe, Routledge (2009). Dr Gayle Davis is Wellcome Lecturer in the History of Medicine at the University of Edinburgh. She has published on the social history of medicine and sexuality, including 'The Cruel Madness of Love': Sex, Syphilis and Psychiatry in Scotland, 1880-1930 (Rodopi, Amsterdam and Atlanta, 2008). Show Less