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Professor John Duncan

University Position
Professor

Interests

Brain basis for attention, intelligence and cognitive control; including studies of normal cognition and behaviour, impairments following brain damage, functional brain imaging, and single cell electrophysiology. For John Duncan's popular science book How Intelligence Happens see http://www.howintelligencehappens.com/

Key Publications

Neural Contributions to Reduced Fluid Intelligence across the Adult Lifespan.

DOI: http://doi.org/10.1523/JNEUROSCI.0148-22.2022
Journal: J Neurosci
E-pub date: 11 Jan 2023
Authors: DJ Mitchell, ALS Mousley, MA Shafto, Cam-CAN, J Duncan

Integrated Intelligence from Distributed Brain Activity.

DOI: http://doi.org/10.1016/j.tics.2020.06.012
Journal: Trends Cogn Sci
E-pub date: 1 Oct 2020
Authors: J Duncan, M Assem, S Shashidhara

A Domain-General Cognitive Core Defined in Multimodally Parcellated Human Cortex.

DOI: http://doi.org/10.1093/cercor/bhaa023
Journal: Cereb Cortex
E-pub date: 30 Jun 2020
Authors: M Assem, MF Glasser, DC Van Essen, J Duncan

The time-course of component processes of selective attention.

DOI: http://doi.org/10.1016/j.neuroimage.2019.05.067
Journal: Neuroimage
E-pub date: 1 Oct 2019
Authors: T Wen, J Duncan, DJ Mitchell

Role of the Default Mode Network in Cognitive Transitions.

DOI: http://doi.org/10.1093/cercor/bhy167
Journal: Cereb Cortex
E-pub date: 1 Oct 2018
Authors: V Smith, DJ Mitchell, J Duncan

The multiple-demand system but not the language system supports fluid intelligence.

DOI: http://doi.org/10.1038/s41562-017-0282-3
Journal: Nat Hum Behav
E-pub date: 1 Mar 2018
Authors: A Woolgar, J Duncan, F Manes, E Fedorenko

Complexity and compositionality in fluid intelligence.

DOI: http://doi.org/10.1073/pnas.1621147114
Journal: Proc Natl Acad Sci U S A
E-pub date: 16 May 2017
Authors: J Duncan, D Chylinski, DJ Mitchell, A Bhandari

A Putative Multiple-Demand System in the Macaque Brain.

DOI: http://doi.org/10.1523/JNEUROSCI.0810-16.2016
Journal: J Neurosci
E-pub date: 17 Aug 2016
Authors: DJ Mitchell, AH Bell, MJ Buckley, AS Mitchell, J Sallet, J Duncan

Encoding strategies dissociate prefrontal activity from working memory demand.

DOI: http://doi.org/10.1016/s0896-6273(02)01171-6
Journal: Neuron
E-pub date: 23 Jan 2003
Authors: D Bor, J Duncan, RJ Wiseman, AM Owen

Publications

Structural connectivity of the multiple demand network in humans and comparison to the macaque brain.

DOI: http://doi.org/10.1093/cercor/bhad314
Journal: Cereb Cortex
E-pub date: 4 Nov 2023
Authors: K Karadachka, M Assem, DJ Mitchell, J Duncan, WP Medendorp, RB Mars

Dynamic layer-specific processing in the prefrontal cortex during working memory

DOI: http://doi.org/10.1101/2023.10.27.564330
Journal:
E-pub date: 27 Oct 2023
Authors: JK Degutis, D Chaimow, D Haenelt, M Assem, J Duncan, J-D Haynes, N Weiskopf, R Lorenz

Parental Scaffolding during Book-Sharing Predicts Child General Intelligence.

DOI: http://doi.org/10.3758/s13423-023-02262-w
Journal: Psychon Bull Rev
E-pub date: 1 Oct 2023
Authors: J Duncan, E Phillips, DJ Mitchell, PJ Cooper, L Murray

Ignorance is bliss: effects of noise and metabolic cost on cortical task representations

DOI: http://doi.org/10.1101/2023.07.11.548492
Journal:
E-pub date: 1 Aug 2023
Authors: J Stroud, M Wójcik, K Jensen, M Kusunoki, M Kadohisa, J Duncan, M Stokes, M Lengyel

Cognitive segmentation and fluid reasoning in childhood.

DOI: http://doi.org/10.1177/17470218221116054
Journal: Q J Exp Psychol (Hove)
E-pub date: 1 Jun 2023
Authors: S O'Brien, DJ Mitchell, J Duncan, J Holmes

Lifespan differences in visual short-term memory load-modulated functional connectivity.

DOI: http://doi.org/10.1016/j.neuroimage.2023.119982
Journal: Neuroimage
E-pub date: 15 Apr 2023
Authors: S Lugtmeijer, L Geerligs, KA Tsvetanov, DJ Mitchell, Cam-Can, KL Campbell

High gamma activity distinguishes frontal cognitive control regions from adjacent cortical networks.

DOI: http://doi.org/10.1016/j.cortex.2022.12.007
Journal: Cortex
E-pub date: 1 Feb 2023
Authors: M Assem, MG Hart, P Coelho, R Romero-Garcia, A McDonald, E Woodberry, RC Morris, SJ Price, J Suckling, T Santarius, J Duncan, Y Erez

Frontal and temporal coding dynamics in successive steps of complex behavior.

DOI: http://doi.org/10.1016/j.neuron.2022.11.004
Journal: Neuron
E-pub date: 1 Feb 2023
Authors: M Kadohisa, M Kusunoki, DJ Mitchell, C Bhatia, MJ Buckley, J Duncan

Causal Contributions of the Domain-General (Multiple Demand) and the Language-Selective Brain Networks to Perceptual and Semantic Challenges in Speech Comprehension.

DOI: http://doi.org/10.1162/nol_a_00081
Journal: Neurobiol Lang (Camb)
E-pub date: 1 Aug 2022
Authors: LJ MacGregor, RA Gilbert, Z Balewski, DJ Mitchell, SW Erzinçlioğlu, JM Rodd, J Duncan, E Fedorenko, MH Davis

Causal Evidence for the Multiple Demand Network in Change Detection: Auditory Mismatch Magnetoencephalography across Focal Neurodegenerative Diseases.

DOI: http://doi.org/10.1523/JNEUROSCI.1622-21.2022
Journal: J Neurosci
E-pub date: 13 Apr 2022
Authors: TE Cope, LE Hughes, HN Phillips, NE Adams, A Jafarian, D Nesbitt, M Assem, A Woolgar, J Duncan, JB Rowe

Fluid intelligence and naturalistic task impairments after focal brain lesions.

DOI: http://doi.org/10.1016/j.cortex.2021.09.020
Journal: Cortex
E-pub date: 1 Jan 2022
Authors: V Smith, C Pinasco, J Achterberg, DJ Mitchell, T Das, M Roca, J Duncan

The effect of rule retrieval on activity in the default mode network.

DOI: http://doi.org/10.1016/j.neuroimage.2019.116088
Journal: Neuroimage
E-pub date: 15 Nov 2019
Authors: V Smith, DJ Mitchell, J Duncan

Progressive Recruitment of the Frontoparietal Multiple-demand System with Increased Task Complexity, Time Pressure, and Reward.

DOI: http://doi.org/10.1162/jocn_a_01440
Journal: J Cogn Neurosci
E-pub date: 1 Nov 2019
Authors: S Shashidhara, DJ Mitchell, Y Erez, J Duncan

Response of the multiple-demand network during simple stimulus discriminations.

DOI: http://doi.org/10.1016/j.neuroimage.2018.05.019
Journal: Neuroimage
E-pub date: 15 Aug 2018
Authors: T Wen, DJ Mitchell, J Duncan

Neural Coding for Instruction-Based Task Sets in Human Frontoparietal and Visual Cortex.

DOI: http://doi.org/10.1093/cercor/bhw032
Journal: Cereb Cortex
E-pub date: 1 Mar 2017
Authors: PS Muhle-Karbe, J Duncan, W De Baene, DJ Mitchell, M Brass

Training refines brain representations for multitasking.

DOI: http://doi.org/10.1073/pnas.1518636112
Journal: Proc Natl Acad Sci U S A
E-pub date: 17 Nov 2015
Authors: J Duncan, DJ Mitchell

Concurrent brain responses to separate auditory and visual targets.

DOI: http://doi.org/10.1152/jn.01050.2014
Journal: J Neurophysiol
E-pub date: 31 Aug 2015
Authors: P Finoia, DJ Mitchell, O Hauk, C Beste, V Pizzella, J Duncan

Recruitment of the default mode network during a demanding act of executive control.

DOI: http://doi.org/10.7554/eLife.06481
Journal: Elife
E-pub date: 13 Apr 2015
Authors: BM Crittenden, DJ Mitchell, J Duncan

Distinct aspects of frontal lobe structure mediate age-related differences in fluid intelligence and multitasking.

DOI: http://doi.org/10.1038/ncomms6658
Journal: Nat Commun
E-pub date: 18 Dec 2014
Authors: RA Kievit, SW Davis, DJ Mitchell, JR Taylor, J Duncan, Cam-CAN Research Team, RNA Henson, Cam-CAN Research Team

Global increase in task-related fronto-parietal activity after focal frontal lobe lesion.

DOI: http://doi.org/10.1162/jocn_a_00432
Journal: J Cogn Neurosci
E-pub date: 1 Sep 2013
Authors: A Woolgar, D Bor, J Duncan

Hierarchical organization of cognition reflected in distributed frontoparietal activity.

DOI: http://doi.org/10.1523/JNEUROSCI.0598-12.2012
Journal: J Neurosci
E-pub date: 28 Nov 2012
Authors: AA Farooqui, D Mitchell, R Thompson, J Duncan

The role of Area 10 (BA10) in human multitasking and in social cognition: a lesion study.

DOI: http://doi.org/10.1016/j.neuropsychologia.2011.09.003
Journal: Neuropsychologia
E-pub date: 1 Nov 2011
Authors: M Roca, T Torralva, E Gleichgerrcht, A Woolgar, R Thompson, J Duncan, F Manes

Adaptive coding of task-relevant information in human frontoparietal cortex.

DOI: http://doi.org/10.1523/JNEUROSCI.2616-11.2011
Journal: J Neurosci
E-pub date: 12 Oct 2011
Authors: A Woolgar, A Hampshire, R Thompson, J Duncan

Multi-voxel coding of stimuli, rules, and responses in human frontoparietal cortex.

DOI: http://doi.org/10.1016/j.neuroimage.2010.04.035
Journal: Neuroimage
E-pub date: 15 May 2011
Authors: A Woolgar, R Thompson, D Bor, J Duncan

Executive function and fluid intelligence after frontal lobe lesions

DOI: http://doi.org/10.1093/brain/awp269
Journal: Brain
E-pub date: 1 Jan 2010
Authors: M Roca, A Parr, R Thompson, A Woolgar, T Torralva, N Antoun, F Manes, J Duncan

Discrete object representation, attention switching, and task difficulty in the parietal lobe.

DOI: http://doi.org/10.1162/jocn.2009.21194
Journal: J Cogn Neurosci
E-pub date: 1 Jan 2010
Authors: R Cusack, DJ Mitchell, J Duncan

Goal neglect and Spearman’s g: competing parts of a complex task.

DOI: http://doi.org/10.1037/0096-3445.137.1.131
Journal: J Exp Psychol Gen
E-pub date: 1 Feb 2008
Authors: J Duncan, A Parr, A Woolgar, R Thompson, P Bright, S Cox, S Bishop, I Nimmo-Smith

Frontal lobe involvement in spatial span: converging studies of normal and impaired function.

DOI: http://doi.org/10.1016/j.neuropsychologia.2005.05.010
Journal: Neuropsychologia
E-pub date: 1 Aug 2006
Authors: D Bor, J Duncan, ACH Lee, A Parr, AM Owen

A neural basis for general intelligence.

DOI: http://doi.org/10.1126/science.289.5478.457
Journal: Science
E-pub date: 21 Jul 2000
Authors: J Duncan, RJ Seitz, J Kolodny, D Bor, H Herzog, A Ahmed, FN Newell, H Emslie