Hunter, Gillian and Wigzell, Alexandra and May, Tiggey and Mcsweeney, Tim (2015) An evaluation of the 'What Works Centre for Crime Reduction': Year 1 Baseline. Project Report. College of Policing, London, UK.

Trautmann, F. and Kilmer, B. and Turnbull, Paul J. and May, Tiggey and Mcsweeney, Tim and Skrine, Oonagh (2013) Further insights into aspects of the EU illicit drugs market: summaries and key findings. Project Report. European Commission, Luxembourg.