Examining the Neural Mechanisms Underlying Cognitive Control and Its Application to Clinical Syndromes Featuring Dyscontrol

Impulsivity and vulnerability for transition from binge drinking to alcohol use disorder

Antoinette Poulton, Oliver Eastwood, Loren Richard Bruns, Richard Sinnott, Robert Hester

2022-10-01

Reductions in alcohol intake among young adults during the pandemic underpinned by binge drinkers and not related to changes in behavioural impulsivity

Antoinette Poulton, Clare McGinness, Sarah Clarke, Loren Richard Bruns, Richard Sinnott, Robert Hester

2022-10-01

The effectiveness of an electronic intervention involving personalised alcohol intake and brain health feedback to reduce alcohol misuse

Antoinette Poulton, Clare McGinness, Sarah Clarke, Tahlia Turner, Robert Hester

2022-10-01

Web-Based Independent Versus Laboratory-Based Stop-Signal Task Performance: Within-Subjects Counterbalanced Comparison Study

A Poulton, LPE Chen, G Dali, M Fox, R Hester

2022-05-01

Background: Considered a facet of behavioral impulsivity, response inhibition facilitates adaptive and goal-directed behavior. It ..

Addressing methodological issues in a study of impulsivity and vulnerability for transition to alcohol use disorder

A Poulton, O Eastwood, LR Bruns, RO Sinnott, R Hester

2022-02-01

Background: Heightened behavioral impulsivity has been advocated as a preexisting risk factor for the development of alcohol use d..

Evaluating untimed and timed abridged versions of Raven’s Advanced Progressive Matrices

A Poulton, K Rutherford, S Boothe, M Brygel, A Crole, G Dali, LR Bruns, RO Sinnott, R Hester

2022-01-01

Introduction: Raven’s Advanced Progressive Matrices (APM) are frequently utilized in clinical and experimental settings to index i..

Functional connectivity during feedback learning in smokers

L Duehlmeyer, N Parsons, CB Malpas, R Hester

2022-01-01

Background: Although it has been traditionally assumed that dysregulation of psychological processes in smokers results from activ..

Impaired error awareness in healthy older adults: an age group comparison study

J Sim, FL Brown, RG O'Connell, R Hester

2020-12-01

Aging is associated with reduced conscious error detection but the brain regions mediating these changes have yet to be clarified...

Transition to substance use disorders: Impulsivity for reward and learning from reward

A Poulton, R Hester

2020-10-01

Substance dependence constitutes a profound societal burden. Although large numbers of individuals use licit or illicit substances..

Predictors of Adverse Alcohol Use Consequences Among Tertiary Students

A Poulton, A Mata, J Pan, LR Bruns, RO Sinnott, R Hester

2019-05-01

Background: The alcohol consumption patterns of young adults are of concern. Critically, tertiary students consume greater quantit..

A smartphone app to assess alcohol consumption behavior: Development, compliance, and reactivity

A Poulton, J Pan, LR Bruns, RO Sinnott, R Hester

2019-03-01

© 2019 Journal of Medical Internet Research. All rights reserved. Background: There are disadvantages-largely related to cost, par..

Impaired learning from punishment of errors in smokers: Differences in dorsolateral prefrontal cortex and sensorimotor cortex blood-oxygen-level dependent responses

L Duehlmeyer, R Hester

2019-01-01

Cigarette smokers have shown hypersensitivity to reward and hyposensitivity to punishment, along with impairments in learning from..

Assessment of alcohol intake: Retrospective measures versus a smartphone application

A Poulton, J Pan, LR Bruns, RO Sinnott, R Hester

2018-08-01

Introduction: Research investigating problem drinking often relies on retrospective measures to assess alcohol consumption behavio..

Effects of reward and punishment on learning from errors in smokers

L Duehlmeyer, B Levis, R Hester

2018-07-01

Background: Punishing errors facilitates adaptation in healthy individuals, while aberrant reward and punishment sensitivity in dr..

The Effect of Reward and Punishment on Inhibitory Control in Anxiety

Bianca Levis, Rob Hester, Luke Smillie

2017-05-15

Assessing error awareness as a mediator of the relationship between subjective concerns and cognitive performance in older adults

RF Buckley, G Laming, LPE Chen, A Crole, R Hester

2016-11-01

Objectives Subjective concerns of cognitive decline (SCD) often manifest in older adults who exhibit objectively normal cognitive ..

Cognitive Control Over Immediate Reward in Binge Alcohol Drinkers

A Poulton, C Mackenzie, K Harrington, S Borg, R Hester

2016-02-01

Background: Cognitive control deficits, as captured by inhibitory control measures, are indicative of increased impulsivity and ar..

Impaired learning from errors in cannabis users: Dorsal anterior cingulate cortex and hippocampus hypoactivity

SE Carey, L Nestor, J Jones, H Garavan, R Hester

2015-10-01

Background: The chronic use of cannabis has been associated with error processing dysfunction, in particular, hypoactivity in the ..

Neural correlates of attentional bias in addiction

R Hester, M Luijten

2014-01-01

A small but growing neuroimaging literature has begun to examine the neural mechanisms underlying the difficulty that substance-us..

An electrophysiological signal that precisely tracks the emergence of error awareness

PR Murphy, IH Robertson, D Allen, R Hester, RG O'Connell

2012-01-01

Recent electrophysiological research has sought to elucidate the neural mechanisms necessary for the conscious awareness of action..