promoting access to White Rose research papers White Rose Research Online Universities of Leeds, Sheffield and York http://eprints.whiterose.ac.uk/ This is an author produced version of a paper published in Pain. White Rose Research Online URL for this paper: http://eprints.whiterose.ac.uk/4946/ Published paper Morley, S., Williams, A. and Hussain, S. (2008) Estimating the clinical effectiveness of cognitive behavioural therapy in the clinic: Evaluation of a CBT informed pain management programme, Pain, Volume 137 (3), 670 - 680. eprints@whiterose.ac.uk