Dr Peter Murphy

Biography
Research Interests
Research Projects
Project | Role | Funding Body / Program | Description | Start Date | End Date | Award (€) | |
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Common mechanisms for decision-making and working memory in health and old age | Lead | EU Horizon 2020 / | 14-JAN-21 | 16-AUG-22 | |||
Manipulation of adaptive evidence accumulation in cortical decision networks | Postdoc | / | 02-NOV-15 | 10-JAN-20 | |||
Noradrenergic control of human cognition | Postdoc | / | 12-NOV-12 | 30-OCT-15 | |||
Measurement of locus coeruleus-noradrenergic function in the human brain and its influence on executive function | Scholarship holder | Irish Research Council for Science, Engineering and Technology / IRCSET / | 14-SEP-09 | 14-SEP-12 |
Peer Reviewed Journals
Year | Publication | |
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2023 | 'Short bursts of transcutaneous auricular vagus nerve stimulation enhance evoked pupil dilation as a function of stimulation parameters'
D'Agostini, M; Burgerm AM; Franssen, M; Perkovic, A; Claes, S; von Leupoldt, A; Murphy, PR; van Diest, I (2023) 'Short bursts of transcutaneous auricular vagus nerve stimulation enhance evoked pupil dilation as a function of stimulation parameters'. Cortex, [DOI] [Details] |
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2023 | 'Flexible sensory-motor mapping rules manifest in correlated variability of stimulus and action codes across the brain'
van den Brink, RL; Hagena, K; Wilming, N; Murphy, PR; Buchel, C; Donner, TH (2023) 'Flexible sensory-motor mapping rules manifest in correlated variability of stimulus and action codes across the brain'. Neuron, [DOI] [Details] |
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2022 | 'The Effects of Neural Gain on Reactive Cognitive Control'
Tromp, Jeshua and Nieuwenhuis, Sander and Murphy, Peter (2022) 'The Effects of Neural Gain on Reactive Cognitive Control'. Computational Brain \& Behavior, :1-12 [Details] |
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2022 | 'Time estimation and arousal responses in dopa-responsive dystonia'
Becker, Leonie F and Tunc, Sinem and Murphy, Peter and B\"aumer, Tobias and Weissbach, Anne and Pauly, Martje G and Al-Shorafat, Duha M and Saranza, Gerard and Lang, Anthony E and Beste, Christian and others (2022) 'Time estimation and arousal responses in dopa-responsive dystonia'. Scientific Reports, 12 (1):1-10 [Details] |
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2021 | 'Understanding neural signals of post-decisional performance monitoring: An integrative review'
Desender, Kobe and Ridderinkhof, K Richard and Murphy, Peter R (2021) 'Understanding neural signals of post-decisional performance monitoring: An integrative review'. Elife, 10 [Details] |
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2021 | 'Adaptive circuit dynamics across human cortex during evidence accumulation in changing environments'
Murphy, Peter R and Wilming, Niklas and Hernandez-Bocanegra, Diana C and Prat-Ortega, Genis and Donner, Tobias H (2021) 'Adaptive circuit dynamics across human cortex during evidence accumulation in changing environments'. Nature neuroscience, 24 (7):987-997 [Details] |
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2021 | 'Temporal expectation hastens decision onset but does not affect evidence quality'
van den Brink, Ruud L and Murphy, Peter R and Desender, Kobe and de Ru, Nicole and Nieuwenhuis, Sander (2021) 'Temporal expectation hastens decision onset but does not affect evidence quality'. Journal of Neuroscience, 41 (1):130-143 [Details] |
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2020 | 'Prediction of attentional focus from respiration with simple feed-forward and time delay neural networks'
Melnychuk, Michael Christopher and Murphy, Peter R and Robertson, Ian H and Balsters, Joshua H and Dockree, Paul M (2020) 'Prediction of attentional focus from respiration with simple feed-forward and time delay neural networks'. Neural Computing and Applications, 32 (18):14875-14884 [Details] |
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2020 | 'Large-scale dynamics of perceptual decision information across human cortex'
Wilming, Niklas and Murphy, Peter R and Meyniel, Florent and Donner, Tobias H (2020) 'Large-scale dynamics of perceptual decision information across human cortex'. Nature communications, 11 (1):1-14 [Details] |
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2020 | 'Pupillometric investigation into the speed-accuracy trade-off in a visuo-motor aiming task'
Naber, Marnix and Murphy, Peter (2020) 'Pupillometric investigation into the speed-accuracy trade-off in a visuo-motor aiming task'. Psychophysiology, 57 (3) [Details] |
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2019 | 'A postdecisional neural marker of confidence predicts Information-Seeking in Decision-Making'
Desender, Kobe and Murphy, Peter and Boldt, Annika and Verguts, Tom and Yeung, Nick (2019) 'A postdecisional neural marker of confidence predicts Information-Seeking in Decision-Making'. Journal of Neuroscience, 39 (17):3309-3319 [Details] |
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2018 | 'U-turns in the brain'
O’Connell, Redmond G and Murphy, Peter R (2018) 'U-turns in the brain'. Nature neuroscience, 21 (4):461-462 [Details] |
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2018 | 'Coupling of respiration and attention via the locus coeruleus: Effects of meditation and pranayama'
Melnychuk, Michael Christopher and Dockree, Paul M and O'Connell, Redmond G and Murphy, Peter R and Balsters, Joshua H and Robertson, Ian H (2018) 'Coupling of respiration and attention via the locus coeruleus: Effects of meditation and pranayama'. Psychophysiology, 55 (9) [Details] |
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2018 | 'Noradrenergic and cholinergic modulation of belief updating'
Jepma, Marieke and Brown, Stephen BRE and Murphy, Peter R and Koelewijn, Stephany C and de Vries, Boukje and van den Maagdenberg, Arn M and Nieuwenhuis, Sander (2018) 'Noradrenergic and cholinergic modulation of belief updating'. Journal of Cognitive Neuroscience, 30 (12):1803-1820 [Details] |
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2017 | 'Global gain modulation generates time-dependent urgency during perceptual choice in humans (vol 7, 13526, 2016)'
Murphy, Peter R and Boonstra, Evert and Nieuwenhuis, Sander (2017) 'Global gain modulation generates time-dependent urgency during perceptual choice in humans (vol 7, 13526, 2016)'. NATURE COMMUNICATIONS, 8 [Details] |
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2017 | 'Parsing the neural signatures of reduced error detection in older age'
Harty, Siobh\'an and Murphy, Peter R and Robertson, Ian H and O'Connell, Redmond G (2017) 'Parsing the neural signatures of reduced error detection in older age'. Neuroimage, 161 :43-55 [Details] |
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2016 | 'Cognitive control, dynamic salience and the imperative toward computational accounts of neuromodulatory function'
Warren, Christopher M. and Murphy, Peter R. and Nieuwenhuis, Sander (2016) 'Cognitive control, dynamic salience and the imperative toward computational accounts of neuromodulatory function'. Behavioral and Brain Sciences, 39 [Details] |
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2016 | 'The accessory stimulus effect is mediated by phasic arousal: A pupillometry study'
Tona, Klodiana-Daphne and Murphy, Peter R and Brown, Stephen BRE and Nieuwenhuis, Sander (2016) 'The accessory stimulus effect is mediated by phasic arousal: A pupillometry study'. Psychophysiology, [Details] |
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2016 | 'Catecholaminergic regulation of learning rate in a dynamic environment'
Jepma, Marieke and Murphy, Peter R and Nassar, Matthew R and Rangel-Gomez, Mauricio and Meeter, Martijn and Nieuwenhuis, Sander (2016) 'Catecholaminergic regulation of learning rate in a dynamic environment'. PLoS computational biology, 12 (10) [Details] |
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2016 | 'Pupil diameter tracks lapses of attention'
Van Den Brink, Ruud L and Murphy, Peter R and Nieuwenhuis, Sander (2016) 'Pupil diameter tracks lapses of attention'. PLoS One, 11 (10) [Details] |
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2016 | 'Catecholaminergic neuromodulation shapes intrinsic MRI functional connectivity in the human brain'
van den Brink, Ruud L and Pfeffer, Thomas and Warren, Christopher M and Murphy, Peter R and Tona, Klodiana-Daphne and van der Wee, Nic JA and Giltay, Eric and van Noorden, Martijn S and Rombouts, Serge ARB and Donner, Tobias H and others (2016) 'Catecholaminergic neuromodulation shapes intrinsic MRI functional connectivity in the human brain'. Journal of Neuroscience, 36 (30):7865-7876 [Details] |
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2016 | 'Commentary: Sensory integration dynamics in a hierarchical network explains choice probabilities in cortical area MT'
Urai, Anne E and Murphy, Peter R (2016) 'Commentary: Sensory integration dynamics in a hierarchical network explains choice probabilities in cortical area MT'. Frontiers in Systems Neuroscience, 10 [Details] |
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2016 | 'The pupillary orienting response predicts adaptive behavioral adjustment after errors'
Murphy, Peter R and van Moort, Marianne L and Nieuwenhuis, Sander (2016) 'The pupillary orienting response predicts adaptive behavioral adjustment after errors'. PLOS One, 11 (3) [Details] |
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2016 | 'Global gain modulation generates time-dependent urgency during perceptual choice in humans'
Murphy, Peter R and Boonstra, Evert and Nieuwenhuis, Sander (2016) 'Global gain modulation generates time-dependent urgency during perceptual choice in humans'. Nature communications, 7 (1):1-15 [Details] |
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2015 | 'Neural evidence accumulation persists after choice to inform metacognitive judgments'
Murphy, Peter R and Robertson, Ian H and Harty, Siobhan and O'Connell, Redmond G (2015) 'Neural evidence accumulation persists after choice to inform metacognitive judgments'. Elife, 4 [Details] |
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2015 | 'The classic P300 encodes a build-to-threshold decision variable'
Twomey, Deirdre M and Murphy, Peter R and Kelly, Simon P and O'Connell, Redmond G (2015) 'The classic P300 encodes a build-to-threshold decision variable'. European journal of neuroscience, 42 (1):1636-1643 [Details] |
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2014 | 'Pupil-linked arousal determines variability in perceptual decision making'
Murphy, Peter R and Vandekerckhove, Joachim and Nieuwenhuis, Sander (2014) 'Pupil-linked arousal determines variability in perceptual decision making'. PLoS computational biology, 10 (9) [Details] |
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2014 | 'Pupil diameter covaries with BOLD activity in human locus coeruleus'
Murphy, Peter R and O'connell, Redmond G and O'sullivan, Michael and Robertson, Ian H and Balsters, Joshua H (2014) 'Pupil diameter covaries with BOLD activity in human locus coeruleus'. Human brain mapping, 35 (8):4140-4154 [Details] |
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2012 | 'An electrophysiological signal that precisely tracks the emergence of error awareness'
Murphy, Peter R and Robertson, Ian H and Allen, Darren and Hester, Robert and O'Connell, Redmond G (2012) 'An electrophysiological signal that precisely tracks the emergence of error awareness'. Frontiers in human neuroscience, 6 [Details] |
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2011 | 'Pupillometry and P3 index the locus coeruleus--noradrenergic arousal function in humans'
Murphy, Peter R and Robertson, Ian H and Balsters, Joshua H and O'connell, Redmond G (2011) 'Pupillometry and P3 index the locus coeruleus--noradrenergic arousal function in humans'. Psychophysiology, 48 (11):1532-1543 [Details] |
Honours and Awards
Year | Title | Awarding Body | |
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2020 | Early Career Investigator Award | Neuroscience Ireland | |
2021 | Postdoctoral Publication of the Year Prize | TCD School of Psychology | |
2012 | George White Memorial Prize for outstanding research-based publication | TCD School of Psychology | |
2009 | Gold Medal Award | Trinity College Dublin | |
2021 | Research Boost Programme Award | Trinity College Dublin |
Professional Associations
Association | Function | From / To | |
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Society for Neuroscience | Member | / | |
Neuroscience Ireland | Member | / |
Employment
Employer | Position | From / To | |
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Trinity College Dublin | Senior Research Fellow | 18-JAN-21 / 31-AUG-22 | |
University Medical Center Hamburg-Eppendorf | Postdoc | 02-NOV-15 / 10-JAN-20 | |
Leiden University | Postdoc | 28-SEP-12 / 30-OCT-15 |
Education
Year | Institution | Qualification | Subject | |
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2013 | Trinity College Dublin | Ph.D. | Cognitive neuroscience | |
2011 | Trinity College Dublin | Dip.Stat. | Statistics | |
2009 | Trinity College Dublin | B.A. | Psychology |