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Dr Joseph Barnby

Strategic Senior Research Fellow

Staff Member Details
Email: j.barnby@ecu.edu.au

Qualifications

  • Doctor of Philosophy in Cognitive Neuroscience, United Kingdom, 2021.
  • Master of Science in Clinical Mental Health Sciences, United Kingdom, 2016.

Research Outputs

Journal Articles

  • Arribas, M., Barnby, J., Patel, RK., McCutcheon, RA., Kornblum, D., Shetty, H., Krakowski, K., Stahl, DR., Koutsouleris, N., McGuire, PK., Fusar-Poli, P., Oliver, D. (2025). Longitudinal evolution of the transdiagnostic prodrome to severe mental disorders: a dynamic temporal network analysis informed by natural language processing and electronic health records. Molecular Psychiatry, 30(7), 2931-2942. https://doi.org/10.1038/s41380-025-02896-3.

Journal Articles

  • Moutoussis, M., Barnby, J., Durand, A., Croal, M., Dilley, LC., Rutledge, RB., Mason, L. (2024). Impressions about harm are formed rapidly and then refined, modulated by serotonin. Social Cognitive and Affective Neuroscience, 19(1), article number nsae078. https://doi.org/10.1093/scan/nsae078.
  • Barnby, J., Haslbeck, JM., Rosen, C., Sharma, RP., Harrow, M. (2024). Modelling the longitudinal dynamics of paranoia in psychosis: A temporal network analysis over 20 years. Schizophrenia Research, 270(2024), 465-475. https://doi.org/10.1016/j.schres.2024.06.055.
  • Alon, N., Schulz, L., Bell, V., Moutoussis, M., Dayan, PD., Barnby, J. (2024). (Mal)adaptive Mentalizing in the Cognitive Hierarchy, and Its Link to Paranoia. Computational Psychiatry, 8(1), 159-177. https://doi.org/10.5334/cpsy.117.
  • Barnby, J., Bell, V., Deeley, Q., Mehta, MA., Moutoussis, M. (2024). D2/D3 dopamine supports the precision of mental state inferences and self-relevance of joint social outcomes. Nature Mental Health, 2(5), 562-573. https://doi.org/10.1038/s44220-024-00220-6.

Journal Articles

  • Barnby, J., Dayan, PD., Bell, V. (2023). Formalising social representation to explain psychiatric symptoms. Trends in Cognitive Sciences, 27(3), 317-332. https://doi.org/10.1016/j.tics.2022.12.004.
  • Barnby, J., Park, S., Baxter, TM., Rosen, C., Brugger, PC., Alderson-Day, B. (2023). The felt-presence experience: from cognition to the clinic. The Lancet Psychiatry, 10(5), 352-362. https://doi.org/10.1016/S2215-0366(23)00034-2.
  • Knight, JL., Barker, MS., Edwards, TJ., Barnby, J., Richards, LJ., Robinson, GA. (2023). Mirror movements and callosal dysgenesis in a family with a DCC mutation: Neuropsychological and neuroimaging outcomes. Cortex, 161(2023), 38-50. https://doi.org/10.1016/j.cortex.2023.01.008.

Journal Articles

  • Barnby, J., Mehta, MA., Moutoussis, M. (2022). The computational relationship between reinforcement learning, social inference, and paranoia. PLoS Computational Biology, 18(7), article number e1010326. https://doi.org/10.1371/journal.pcbi.1010326.
  • Barnby, J., Raihani, NJ., Dayan, PD. (2022). Knowing me, knowing you: Interpersonal similarity improves predictive accuracy and reduces attributions of harmful intent. Cognition, 225(2022), article number 105098. https://doi.org/10.1016/j.cognition.2022.105098.
  • Barnby, J., Dean, RJ., Burgess, H., Kim, J., Teunisse, AK., Mackenzie, L., Robinson, GA., Dayan, PD., Richards, LJ. (2022). Increased persuadability and credulity in people with corpus callosum dysgenesis. Cortex, 155(2022), 251-263. https://doi.org/10.1016/j.cortex.2022.07.009.

Journal Articles

  • Waters, FA., Barnby, J., Blom, JD. (2021). Hallucination, imagery, dreaming: Reassembling stimulus-independent perceptions based on Edmund Parish's classic misperception framework: Hallucination, imagery, dreaming. Philosophical Transactions of the Royal Society B: Biological Sciences, 376(1817), article number 20190701. https://doi.org/10.1098/rstb.2019.0701.
  • Hampshire, AD., Trender, WR., Chamberlain, SR., Jolly, AE., Grant, JE., Patrick, F., Mazibuko, N., Williams, SC., Barnby, J., Hellyer, PJ., Mehta, MA. (2021). Cognitive deficits in people who have recovered from COVID-19. eClinical Medicine, 39(2021), article number 101044. https://doi.org/10.1016/j.eclinm.2021.101044.
  • Greenburgh, A., Barnby, J., Delpech, R., Kenny, A., Bell, V., Raihani, NJ. (2021). What motivates avoidance in paranoia? Three failures to find a betrayal aversion effect. Journal of Experimental Social Psychology, 97(2021), article number 104206. https://doi.org/10.1016/j.jesp.2021.104206.
  • Ribanszki, R., Fonseca, JA., Barnby, J., Jano, K., Osmani, F., Almasi, S., Tsakanikos, E. (2021). Preferences for digital smartphone mental health apps among adolescents: Qualitative interview study. JMIR Formative Research, 5(8), article number e14004. https://doi.org/10.2196/14004.

Journal Articles

  • Barnby, J., Bell, V., Mehta, MA., Moutoussis, M. (2020). Reduction in social learning and increased policy uncertainty about harmful intent is associated with pre-existing paranoid beliefs: Evidence from modelling a modified serial dictator game. PLoS Computational Biology, 16(10), article number e1008372. https://doi.org/10.1371/journal.pcbi.1008372.
  • Barnby, J., Deeley, Q., Robinson, O., Raihani, NJ., Bell, V., Mehta, MA. (2020). Paranoia, sensitization and social inference: Findings from two large-scale, multi-round behavioural experiments. Royal Society Open Science, 7(3), article number rsos191525. https://doi.org/10.1098/rsos.191525.
  • Barnby, J., Bell, V., Deeley, Q., Mehta, MA. (2020). Dopamine manipulations modulate paranoid social inferences in healthy people. Translational Psychiatry, 10(1), article number 214. https://doi.org/10.1038/s41398-020-00912-4.
  • Hertz, U., Bell, V., Barnby, J., McQuillin, A., Bahrami, B. (2020). The Communication of Metacognition for Social Strategy in Psychosis: An Exploratory Study. Schizophrenia Bulletin Open, 1(1), article number sgaa058. https://doi.org/10.1093/schizbullopen/sgaa058.

Journal Articles

  • Barnby, J., Bell, V., Sheridan-Rains, L., Mehta, MA., Deeley, Q. (2019). Beliefs are multidimensional and vary in stability over time-Psychometric properties of the beliefs and values inventory (bvi). PeerJ, 2019(4), article number 6819. https://doi.org/10.7717/peerj.6819.

Journal Articles

  • Davelaar, EJ., Barnby, J., Almasi, S., Eatough, V. (2018). Differential subjective experiences in learners and non-learners in frontal alpha neurofeedback: Piloting a mixed-method approach. Frontiers in Human Neuroscience, 12(2018), article number 402. https://doi.org/10.3389/fnhum.2018.00402.
  • Lloyd-Evans, B., Lamb, D., Barnby, J., Eskinazi, M., Turner, A., Johnson, SI. (2018). Mental health crisis resolution teams and crisis care systems in England: A national survey. BJPsych Bulletin, 42(4), 146-151. https://doi.org/10.1192/bjb.2018.19.

Journal Articles

  • Barnby, J., Bell, V. (2017). The Sensed Presence Questionnaire (SenPQ): Initial psychometric validation of a measure of the "Sensed Presence" experience. PeerJ, 2017(3), article number e3149. https://doi.org/10.7717/peerj.3149.

Journal Articles

  • Barnby, J., Bailey, NW., Chambers, R., Fitzgerald, PB. (2015). How similar are the changes in neural activity resulting from mindfulness practice in contrast to spiritual practice?. Consciousness and Cognition, 36(2015), 219-232. https://doi.org/10.1016/j.concog.2015.07.002.
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