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1.
Cortex ; 159: 299-312, 2023 02.
Article in English | MEDLINE | ID: mdl-36669447

ABSTRACT

Although humans are considered to be face experts, there is a well-established reliable variation in the degree to which neurotypical individuals are able to learn and recognise faces. While many behavioural studies have characterised these differences, studies that seek to relate the neuronal response to standardised behavioural measures of ability remain relatively scarce, particularly so for the time-resolved approaches and the early response to face stimuli. In the present study we make use of a relatively recent methodological advance, multi-variate pattern analysis (MVPA), to decode the time course of the neural response to faces compared to other object categories (inverted faces, objects). Importantly, for the first time, we directly relate metrics of this decoding assessed at the individual level to gold-standard measures of behavioural face processing ability assessed in an independent task. Thirty-nine participants completed the behavioural Cambridge Face Memory Test (CFMT), then viewed images of faces and houses (presented upright and inverted) while their neural activity was measured via electroencephalography. Significant decoding of both face orientation and face category were observed in all individual participants. Decoding of face orientation, a marker of more advanced face processing, was earlier and stronger in participants with higher levels of face expertise, while decoding of face category information was earlier but not stronger for individuals with greater face expertise. Taken together these results provide a marker of significant differences in the early neuronal response to faces from around 100 ms post stimulus as a function of behavioural expertise with faces.


Subject(s)
Facial Recognition , Humans , Facial Recognition/physiology , Electroencephalography , Learning , Orientation, Spatial , Pattern Recognition, Visual/physiology , Photic Stimulation/methods
2.
J Sport Exerc Psychol ; 39(6): 412-422, 2017 Dec 01.
Article in English | MEDLINE | ID: mdl-29417874

ABSTRACT

Optimum levels of attentional control are essential to prevent athletes from experiencing performance breakdowns under pressure. The current study explored whether training attentional control using the adaptive dual n-back paradigm, designed to directly target processing efficiency of the main executive functions of working memory (WM), would result in transferrable effects on sports performance outcomes. A total of 30 tennis players were allocated to an adaptive WM training or active control group and underwent 10 days of training. Measures of WM capacity as well as performance and objective gaze indices of attentional control in a tennis volley task were assessed in low- and high-pressure posttraining conditions. Results revealed significant benefits of training on WM capacity, quiet eye offset, and tennis performance in the high-pressure condition. Our results confirm and extend previous findings supporting the transfer of cognitive training benefits to objective measures of sports performance under pressure.


Subject(s)
Anxiety/prevention & control , Athletic Performance/psychology , Learning , Memory, Short-Term , Tennis/psychology , Adolescent , Adult , Executive Function , Female , Humans , Male , Middle Aged , Transfer, Psychology , Young Adult
3.
J Sport Exerc Psychol ; 38(5): 521-533, 2016 Oct.
Article in English | MEDLINE | ID: mdl-27736272

ABSTRACT

Attentional control is a necessary function for the regulation of goal-directed behavior. In three experiments we investigated whether training inhibitory control using a visual search task could improve task-specific measures of attentional control and performance. In Experiment 1 results revealed that training elicited a near-transfer effect, improving performance on a cognitive (antisaccade) task assessing inhibitory control. In Experiment 2 an initial far-transfer effect of training was observed on an index of attentional control validated for tennis. The principal aim of Experiment 3 was to expand on these findings by assessing objective gaze measures of inhibitory control during the performance of a tennis task. Training improved inhibitory control and performance when pressure was elevated, confirming the mechanisms by which cognitive anxiety impacts performance. These results suggest that attentional control training can improve inhibition and reduce taskspecific distractibility with promise of transfer to more efficient sporting performance in competitive contexts.


Subject(s)
Attention , Cognition , Education , Intention , Personal Autonomy , Psychomotor Performance , Tennis/psychology , Adult , Athletic Performance/psychology , Female , Humans , Inhibition, Psychological , Male , Memory, Short-Term , Orientation , Psychological Theory , Saccades , Young Adult
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