Books /chapters

  • Van Niekerk, J. (2009). Coping with Obsessive-Compulsive Disorder: Your step-by-step guide to overcoming your obsessions using the newest cognitive behavioural techniques. Oxford: Oneworld.

  • Van Niekerk, J. (2018). A Clinician's Guide to Treating OCD. Oakland, California: New Harbinger.

  • Van Niekerk, J. & O'Connor, K. (2022). Specified and unspecified obsessive-compulsive and related disorders. In G. Todd & R. Branch (Eds.), Evidence-based treatment for anxiety disorders and depression: A cognitive behavior therapy compendium. New York, NY: Cambridge University Press.

Journal articles

(Some full text PDFs are available on Researchgate).

  • Van Niekerk, J.K., Möller, A.T. & Nortje, C. (1999). Self-schemas in social phobia and panic disorder. Psychological Reports, 84: 843-854.

  • Van Niekerk, J.K., Huppert, F.A. & Herbert, J. (2000). Salivary cortisol and DHEA: association with cognition and well-being in older men, and the effects of three months of DHEA supplementation. Psychoneuroendocrinology, 26: 591-612.

  • Huppert, F.A., Van Niekerk, J.K. & Herbert, J.. Dehydroepiandrosterone (DHEA) supplementation for cognition and well-being (Cochrane Review). In: The Cochrane Library, Issue 2, 2000. Oxford: Update Software.

  • Huppert, F.A. & Van Niekerk, J.K.. Dehydroepiandrosterone (DHEA) supplementation for cognition (Cochrane Review). In: The Cochrane Library, Issue 3, 2001. Oxford: Update Software.

  • Van Niekerk, J.K., Nielsen, T., Pasu, S., Shore, S. & Huppert, F.A. (2004). Development of tests of source memory and the development of a new approach to the testing of equivalence of parallel versions. Aging, Neuropsychology and Cognition, 11: 416-427.  

  • (Article also appeared in the Mensa Research Journal, Vol. 37, No. 1, Winter 2006).

  • Lim W.S., Gammack J.K., Van Niekerk J. & Dangour A.D. Omega 3 fatty acid for the prevention of dementia. In The Cochrane Database for Systematic Reviews, 2006, Jan 25. Oxford: Update Software.

  • Van Niekerk, J.K. (2006). Book Review: Beyond Reasonable Doubt – Reasoning Processes in Obsessive-Compulsive Disorder and Related Disorders (Kieron O’Connor et al., 2005). Journal of Mental Health, 15(5): 613-614.

  • Grimley Evans J., Malouf R., Huppert, F. & Van Niekerk J.K. Dehydroepiandrosterone (DHEA) supplementation for cognitive function in healthy elderly people. In The Cochrane Database for Systematic Reviews, 2006, Oct 18. Oxford: Update Software.

  • O’Connor, K., Koszegi, N., Aardema, F., Van Niekerk, J.K. & Taillon, A. (2009). An inference-based approach to treating obsessive-compulsive disorders. Cognitive and Behavioral Practice, 16: 420-429.

  • Van Niekerk, J., Brown, G., Aardema, F. & O'Connor, K. (2014). Integration of inference-based therapy and cognitive-behavioural therapy for obsessive-compulsive disorder - A case series. International Journal of Cognitive Therapy, 7: 67-82. 

  • Morein-Zamir, S., Voon, V., Dodds, C., Sule., A., Van Niekerk, J., Sahakian, B.J. & Robbins. T.W. (2016). Subcortical activity for distinct executive functions: stopping and shifting in Obsessive Compulsive Disorder. Psychological Medicine, 46: 829-40.