JAMES MILLS is Director of the Centre for the Social History of Health and Healthcare, Glasgow, and ESRC Research Fellow/Senior Lecturer in History, University of Strathclyde, UK. His publications include "Madness, Cannabis and Colonialism: The 'native-only' lunatic asylums of British India, 1857-1900" (Basingstoke: Palgrave 2000) and "Cannabis Britannica: Empire, Trade and Prohibition 1800-1928" (Oxford: Oxford University Press 2005). PATRICIA BARTON is a Research Fellow at the Centre for the Social History of Health and Healthcare, University of Strathclyde, UK. Her publications include "The...