Original Research, Commentary, and Opinion

Moutoussis, M., Barnby, J.M., Durant, A., Croal, M., Rutledge, R., Mason, L. (2023; Under Review). The role of serotonin and of perceived social differences in inferring the motivation of others

Preprint | Interactive Model

Barnby, J. M., Bell, V., Deeley, Q., Mehta, MA., Moutoussis, M. (2023; Under Review). D2/D3 dopamine supports the precision of mental state inferences and self-relevance of joint social outcomes.

Preprint | Interactive Model | Data & Code

Barnby, J. M., Haslbeck, J. M., Rosen, C., & Harrow, M. (2023; Under Review). Modelling the Longitudinal Dynamics of Paranoia in Psychosis: A Temporal Network Analysis Over 20 Years.


Barnby, J.M., Dayan, P. & Bell, V. (2023). Formalising social representation to explain psychiatric disorder. Trends in Cognitive Sciences, 2391. DOI:


Barnby, J.M., Park, S., Baxter, T., Rosen, C., Brugger, P., Alderson-Day, B. (2023). The Felt Presence experience: From cognition to the clinic. The Lancet Psychiatry. 


Barnby, J.M., Mehta, M.A., Moutoussis, M. (2022). The computational relationship between reinforcement learning and social inference in paranoia. PLOS Computational Biology, 18 (7).

Preprint | Data and code

Barnby, J.M., Raihani, N., Dayan, P. (2022). Knowing me, knowing you: interpersonal similarity improves predictive accuracy and reduces attributions of harmful intent. Cognition.

Preprint| Data and code

Barnby, J.M., Dean, R., Burgess, H., Kim, J., Teunisse, A.K., MacKenzie, L., Robinson, G., Dayan, P., Richards, L.J. (2022). Increased persudability and credulity in people with corpus callosum dysgenesis. Cortex.

Data and code

Greenburgh, A., Barnby, J.M., Delpech, R., Kenny, A., Bell, V., & Raihani, N. (2021). What motivates avoidance in paranoia? Three failures to find a betrayal aversion effect. Journal of Experimental Social Psychology97, 104206.

Data and code

Hampshire, A., Trender, W., Chamberlain, S. R., Jolly, A. E., Grant, J. E., Patrick, F., Mazibuko, N., Williams, S. C. R., Barnby, J.M., Hellyer, P., & Mehta, M. A. (2021). Cognitive deficits in people who have recovered from COVID-19. EClinicalMedicine, 101044. DOI:


Barnby, J.M., Bell, V., Deeley, Q., Mehta, M.A. (2020) Dopamine manipulations modulate paranoid social inferences in healthy people. Translational Psychiatry (10), 214.

Data and code

Barnby, J.M., Bell, V., Mehta, M.A., Moutoussis, M. (2020) Reduction in social learning and policy uncertainty about intentional social threat underlies paranoia: evidence from modelling a modified serial dictator game. PLOS Computational Biology. 16(10): e1008372.

Data and code

Hertz, U., Bell, V., Barnby, J. M., McQuillin, A., Bahrami, B. (2020) The communication of metacognition for social strategy in psychosis: an exploratory study, Schizophrenia Bulletin Open.

Bolton, L., The Association of Black Humanists, Fonseca, A., Tracy, D., & Barnby, J. M. (2020). The Consequences of Apostasy: How Changing Core Social and Personal Religious Beliefs Affect Sense of Self, Mental Health, and Identity. Preprint DOI:

Waters, F., Barnby, J.M., Blom, J.D. (2020) Hallucination, imagery, dreaming: Towards an integrated model of stimulus-independent perception based on Parish’s classic continuum hypothesis. Royal Society Philosophical Transactions B. DOI: 10.1098/rstb.2019.0701

Barnby, J.M., Bell, V., Deeley, Q., Robinson, O., Raihani, N., Mehta, M. (2020) Paranoia, sensitisation and social inference: findings from two large-scale, multi-round behavioural experiments. Royal Society Open Science, 7 (3). 

Open data, and analysis code available at –

Barnby, J.M., Bell, V., Sheridan-Rains, L., Mehta, M., Deeley, Q. (2019) Beliefs are multidimensional and vary in stability over time – psychometric properties of the Beliefs and Values Inventory (BVI). PeerJ, 7:e6819

Open data, analysis, scale, and preprint available at –

Davelaar, E., Barnby J.M., Almasi, S., Eatough, V. (2018) Differential subjective experiences in learners and non-learners in EEG neurofeedback: piloting a mixed-method approach. Frontiers in Human Neuroscience.  doi: 10.3389/fnhum.2018.00402

Barnby, JM and Mehta, M (2018) Psilocybin and Mental Health – Don’t Lose Control, Frontiers in Psychiatry, 9, 293. doi: 10.3389/fpsyt.2018.00293


Lloyd-Evans, B., Lamb, D., Barnby, JM., Eskinazi, M., Turner, A., Johnson, S. (2018) Mental health crisis resolution teams and crisis care systems in England: a national survey, British Journal of Psychiatry Bulletin, 1-6. doi: 10.1192/bjb.2018.19

Barnby, JM and Fonesca, A (2017) Digital blind-spots: the role of symptom severity and user experience in digital intervention adherence, Open Science Framework. doi: 10.17605/OSF.IO/594TB


Barnby, J.M. & Bell, V. (2017) The Sensed Presence Questionnaire (SenPQ): Initial Psychometric Validation of a Measure of the “Sensed Presence” Experience. PeerJ. DOI: 10.7717/peerj.3149

Open data, analysis, scale, and print available at –

Barnby, J.M., Bailey, N.W., Chambers, R., & Fitzgerald, P.B., (2015) How similar are the changes in neural activity resulting from mindfulness practice in contrast to spiritual practice? Consciousness and Cognition, 36, 219-232.

Writing for a public audience

Barnby, J.M. (2020) Immersive experiences can help us understand altered states. Psyche + Aeon.

Barnby, J.M. (2018) Beyond expectations. The Psychologist, 31, 82-85.


Barnby, J.M. (2016). Re(Mind) Reflective Tool (V1.1) [Mobile application software]. Retrieved from