Russell, E., Yarker, J., Waugh, L., Fullman, M. and Memon, A. (2017) A competency-based mixed-methods approach to evaluating a leadership development intervention in the NHS. In: 18th Congress of the European Association of Work and Organizational Psychology (EAWOP): Enabling Change through Work and Organizational Psychology; 17-20 May 2017, Dublin, Ireland. (Unpublished)