Acknowledgements

The authors would like to thank our funders, Alcohol Research UK, and particularly Andrea Tilouche, for their interest, guidance, and patience throughout the multi-phase research process. Our participants who bravely imparted highly personal and difficult information, for that we are extremely grateful. Dr Marsha Scott, at West Lothian Council, was an excellent advisor from an early stage, whose suggestion of an item relating to social media/mobile phone-checking in our questionnaire packs was most fruitful. We must also thank Mhairi McGowan, Head of ASSIST in Glasgow, who gifted us some of her valuable time in checking our approach and materials. Thanks too to Dr Jim Carnie, Alex Kerr and Karen Norrie, of Scottish Prison Service (SPS), who enabled and supported access to our prisoner sample. Allan Pike (soon to be Professor?) at SPS went beyond our expectations in engaging an impressive range of prisoners in our interview phase. To Strathclyde Police (now part of Police Scotland) who provided the project with a domesti