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the claim
Neural activity varies significantly across individuals performing the same task
the verdict
SUPPORTED
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8 sources for · 0 against
Is it true that neural activity varies significantly across individuals performing the same task?
Yes. Neuroimaging studies consistently demonstrate that functional brain organization and neural activity vary significantly across individuals, even when performing identical tasks or conditions.
Verdict: SUPPORTED · 8 sources for, 0 against · Last checked
The analysis
Multiple peer-reviewed neuroimaging studies (e.g., Papers 0, 1, 5, 7, 9, 11) investigate and confirm substantial inter-individual variability in functional brain activity and connectivity during task performance. There are no refuting studies provided.
Evidence for · 8
Assesses inter-individual differences in task-related functional neuroimaging and how activations differ between individuals.
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Lebreton, M., Bavard, S., Daunizeau, J., & Palminteri, S. (2019). Assessing inter-individual differences with task-related functional neuroimaging. doi.org. https://doi.org/10.1038/s41562-019-0681-8
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More for · 7
Examines individual variability in functional brain activity during a working memory task, highlighting distinct variability subgroups.
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Gallucci, J., Tan, T., Schifani, C., Dickie, E., Voineskos, A., & Hawco, C. (2022). Greater individual variability in functional brain activity during working memory performance in Schizophrenia Spectrum Disorders (SSD).. doi.org. https://doi.org/10.1016/j.schres.2022.07.012
Identifies distinct neural subtypes and functional developmental patterns among individuals performing or assessed on tasks/phenotypes.
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Liu, Q., Lai, H., Le, J., Lan, C., Zhang, X., Huang, L., Xu, D., Jiang, X., Li, F., Kendrick, K. M., & Zhao, W. (2025). Identifying brain functional subtypes and corresponding task performance profiles in autism spectrum disorder. doi.org. https://doi.org/10.1038/s41380-025-03086-x
Investigates inter-individual variability in functional connectivity and how it relates to clinical manifestations.
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Hou, Z., Jiang, W., Li, F., Liu, X., Hou, Z., Yin, Y., Zhang, H., Zhang, H., Xie, C., Zhang, Z., Kong, Y., & Yuan, Y. (2023). Linking individual variability in functional brain connectivity to polygenic risk in major depressive disorder.. doi.org. https://doi.org/10.1016/j.jad.2023.02.104
Evaluates individual variability of functional connectivity during task and resting-state fMRI.
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Secara, M. T., Oliver, L. D., Gallucci, J., Dickie, E., Foussias, G., Gold, J. M., Malhotra, A. K., Buchanan, R. W., Voineskos, A., & Hawco, C. (2023). Heterogeneity in Functional Connectivity: Dimensional Predictors of Individual Variability during Rest and Task fMRI in Psychosis. doi.org. https://doi.org/10.1101/2023.10.04.560971
Demonstrates that features of brain organization differ significantly across individual adults and children.
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Demeter, D., Feigelis, M., D’Andrea, C. B., Ali, S. A., Baim, A. R., Koithan, E. M., Stearns, J., Zreik, S., Ahern, J., Park, S., Chang, S. E., Miller, R. L., Hampton, J. M., Schlaggar, B., Marek, S. A., Gordon, E. M., Dosenbach, N., Gratton, C., & Greene, D. J. (2025). Precision functional mapping reveals less inter-individual variability in the child vs. adult human brain. doi.org. https://doi.org/10.1101/2025.07.21.665760
Shows that individual-specific brain networks reveal fine-scale organization and distinct differences that group averages obscure.
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Z, L., KZ, K., Y, P., E, H., A, D., N, L., JJ, H., M, D., DM, S., DE, N., SE, P., RM, B., & C, G. (2026). Precision fMRI reveals densely interdigitated network patches with conserved motifs in the lateral prefrontal cortex.. doi.org. https://doi.org/10.1016/j.neuron.2026.04.011
Demonstrates that multi-task mapping approaches are sensitive to true inter-individual differences in brain structure and function.
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B, A., C, N., JD, X., & J, D. (2026). Multi-Task Batteries for Precision Functional Mapping. doi.org. https://doi.org/10.64898/2026.03.20.713227
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Receipt History
first checked06 Aug 2026
judged → SUPPORTED · 8706 Aug 2026
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