Internet gambling: a secondary analysis of findings from the 2007 British Gambling Prevalence Survey October 2008 Commissioned by the Gambling Commission Prepared by Mark Griffiths International Gaming Research Unit, Psychology Division Nottingham Trent University, UK Heather Wardle National Centre for Social Research (NatCen), London, UK Jim Orford School of Psychology, University of Birmingham, UK Kerry Sproston National Centre for Social Research (NatCen), London, UK Bob Erens National Centre for Social Research (NatCen), London, UK