Original Research, Commentary, and Opinion

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. PsyArXiv. DOI: 10.31234/

Hampshire, A., Trender, W., Chamberlain, S., Jolly, A., Grant, J.E., Patrick, F., Mazibuko, N., Williams, S., Barnby, J. M. , Hellyer, P., Mehta, M.A. (2020) Cognitive deficits in people who have recovered from COVID-19 relative to controls: An N=84,285 online study. MedRXiv: DOI – 10.1101/2020.10.20.20215863v1

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

Open data, and analysis code available at –

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.

Open data and analysis code available at –

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.

Science communication

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