He is head of NHS Tayside Clinical Psychology Service. He has a particular research interest in evaluating treatments for anxiety disorders.
Gumley A, Karatzias A, Power K, Reilly J, McNay L, O'Grady M (2006): Early intervention for relapse in schizophrenia: impact of cognitive behavioural therapy on negative beliefs about psychosis and self-esteem. Br J Clin Psychol 45:247-60.
Durham RC, Chambers JA, Power KG, et al (2005): Long-term outcome of cognitive behaviour therapy clinical trials in central Scotland. Health Technol Assess 9:1-174.
Swanson V, Power KG (2005): Initiation and continuation of breastfeeding: theory of planned behaviour. J Adv Nurs 50:272-82.
Chambers JA, Power KG, Durham RC (2004): The relationship between trait vulnerability and anxiety and depressive diagnoses at long-term follow-up of Generalized Anxiety Disorder. J Anxiety Disord 18:587-607.
Gumley A, O'Grady M, Power K, Schwannauer M (2004): Negative beliefs about self and illness: a comparison of individuals with psychosis with or without comorbid social anxiety disorder. Aust N Z J Psychiatry 38:960-4.
Durham RC, Chambers JA, MacDonald RR, Power KG, Major K (2003): Does cognitive-behavioural therapy influence the long-term outcome of generalized anxiety disorder? An 8-14 year follow-up of two clinical trials. Psychol Med 33:499-509.
Gumley A, O'Grady M, McNay L, Reilly J, Power K, Norrie J (2003): Early intervention for relapse in schizophrenia: results of a 12-month randomized controlled trial of cognitive behavioural therapy. Psychol Med 33:419-31.