Examining neural correlates of skill acquisition in a complex videogame training program

Area of Science:

• Cognitive Neuroscience
• Skill Acquisition
• Neuroplasticity

Background:

• Complex skill acquisition progresses from high resource dependency to automaticity.
• Cognitive control is crucial during the initial stages of learning multifaceted tasks.
• Understanding how training strategies impact neural recruitment is key to optimizing learning.

Purpose of the Study:

• To investigate the effects of different training strategies on cortical activity during complex video game skill acquisition.
• To compare the efficacy of Fixed Emphasis Training (FET) and Hybrid Variable-Priority Training (HVT) against a control group.
• To determine if training can reduce reliance on attentional and motor networks.

Main Methods:

• Seventy-five participants were divided into three groups: FET, HVT, and a control group.
• Participants underwent 30 hours of training or limited gameplay.
• Cortical recruitment and game performance were assessed post-training using neuroimaging and performance metrics.

Main Results:

• Both FET and HVT groups showed significant performance improvements over the control group.
• The HVT group demonstrated superior benefits, including higher game scores and reduced cortical activation in attentional control regions (e.g., right middle frontal gyrus).
• HVT led to a greater reduction in neural resource engagement compared to FET, including motor and sensory cortices.

Conclusions:

• Training strategies significantly impact cortical recruitment during complex skill learning.
• Hybrid Variable-Priority Training (HVT) is more effective than Fixed Emphasis Training (FET) in reducing cognitive load and neural reliance.
• Training emphasizing cognitive flexibility can decrease attentional demands and motor network engagement, facilitating task automaticity.