A validation of cognitive biomarkers for the early identification of cognitive enhancing agents in schizotypy: a three-center double-blind placebo-controlled study (with Ivan Koychev, Katrina McMullen, Jane Lees, Rukiya Dadhiwala, Lois Grayson, Charlotte Perry, Anne Schmechtig, James Walters, Kevin J. Craig, Gerard R. Dawson, Colin T. Dourish, Ulrich Ettinger, Lawrence Wilkinson, Steven Williams, and John Francis William Deakin), Faculty of Health and Behavioural Sciences - Papers (2012)

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Dissociation mediates the relationship between childhood trauma and hallucination-proneness. (with F Varese and R P. Bentall), Faculty of Health and Behavioural Sciences - Papers (2012)

Auditory false perceptions are mediated by psychosis risk factors (with Richard Smallman, Natalie Royle, Chris Barkus, Shon Lewis, and Teresa Rushe), Faculty of Health and Behavioural Sciences - Papers (2011)

Does intravenous delta-9-tetrahydrocannabinol increase dopamine release? A SPET study (with Paul Morrison, D Vuletic, John Dickson, Peter Ell, Lyn Pilowsky, Rudolf Brenneisen, David Holt, John Powel, Shitij Kapur, and Robin Murray), Faculty of Health and Behavioural Sciences - Papers (2011)

Evaluation of state and trait biomarkers in healthy volunteers for the development of novel drug treatments in schizophrenia (with Ivan Koychev, Ulrich Ettinger, Simon Killcross, Jonathan P. Roiser, Lawrence Wilkinson, and Bill Deakin), Faculty of Health and Behavioural Sciences - Papers (2011)

Distress and metacognition in psychosis prone individuals: comparing high schizotypes to the at-risk mental state (with John Stirling, Paul French, Anthony Morrison, Richard Bentall, and Shon Lewis), Faculty of Health and Behavioural Sciences - Papers (2010)

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Ecstasy (MDMA) and its relationship with self report depression, anxiety and schizotypy (with Lisa Woods), Faculty of Health and Behavioural Sciences - Papers (2010)

Substance use in adolescence and psychosis: clarifying the relationship (with Robin Murray), Faculty of Health and Behavioural Sciences - Papers (2010)

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Suggestibility, dissociation and positive schizotypy (with John Stirling and John Cavill), Faculty of Health and Behavioural Sciences - Papers (2010)

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Cannabis-induced psychotic-like experiences are predicted by high schizotypy. Confirmation of preliminary results in a large cohort. (with John Stirling, L Nabosi, S Irshad, G Roemer, B Schreudergoidheijt, and Shon Lewis), Faculty of Health and Behavioural Sciences - Papers (2008)

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Personality and cannabis use, Faculty of Health and Behavioural Sciences - Papers (2008)

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Schizotypy and psychosis-like experiences from recreational cannabis in a non-clinical sample (with Shon Lewis), Faculty of Health and Behavioural Sciences - Papers (2008)

Cognitive and neural processes in non-clinical auditory hallucinations (with John Stirling, Richard Hopkins, Shane Mckie, and Shon Lewis), Faculty of Health and Behavioural Sciences - Papers (2007)

Hallucination proneness, schizotypy and meta-cognition (with John Stirling and Shon Lewis), Faculty of Health and Behavioural Sciences - Papers (2007)

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Cannabis-induced psychosis-like experiences are associated with high schizotypy (with John Stirling, Richard Hopkins, and Shon Lewis), Faculty of Health and Behavioural Sciences - Papers (2006)

The presence of neurological soft signs along the psychosis proneness continuum (with John Stirling, Richard Hopkins, and Shon Lewis), Faculty of Health and Behavioural Sciences - Papers (2006)

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Understanding and Using Advanced Statistics (with Jeremy Foster and Christian Yavorsky), Faculty of Health and Behavioural Sciences - Papers (2006)

Research methods used in clinical and forensic psychology, Faculty of Health and Behavioural Sciences - Papers (2010)