Original Research, Commentary, and Opinion

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.

Conference Abstracts and Posters

Barnby, J.M., Bell, V., Deeley, Q., Robinson, O., Raihani, N., Mehta, M. (2019) Paranoid but not delusional: paranoid ideation predicts initial harmful impressions that are malleable to subsequent social decisions. British Association of Psychopharmacology Annual Meeting.

Barnby, J.M., Bell, V., Deeley, Q., Raihani, N. & Mehta, M. (2018) More paranoid people make stronger harmful intent attributions about others and form these impressions more quickly. Medical Research Council DTP Conference.

Barnby, J.M. & Bell, V. (2017) Spirits, shadows, and a sense of presence: validation of the Sensed Presence Questionnaire (SenPQ). British Psychological Society Conference

Davelaar EJ, Barnby JM, Almasi S and Eatough V (2016). Neurophenomenology and neurofeedback: a pilot study. Front. Hum. Neurosci. Conference Abstract: SAN2016 Meeting.

Davelaar EJ, Eatough V, Almasi S, Barnby JM, Hickson E, Kevat N and Ramtale C (2016). Neurofeedback training and cognitive performance: a pilot study using an integrated cognitive and phenomenological approach.Front. Hum. Neurosci. Conference Abstract: SAN2016 Meeting.

Barnby, J. M. (2016) To what extent has smoking cannabis been established as an aetiological factor in psychosis? Poster session presented at UCL Psychosis Research Assessment, London, UK.


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