Humans utilize model-free learning mechanisms during decision making
the verdict
SUPPORTED
the evidence backs this
confidence 75/100
Extensive cognitive and neuroimaging research confirms that humans regularly employ model-free (habitual) learning and decision-making mechanisms alongside model-based strategies.
Evidence for · 2
Nonlinear influence of reward volatility on arbitration between multiple learning strategies reflects cost–benefit optimization
2026 · cited by 0
This study demonstrates that human action selection involves both model-based and model-free reinforcement learning strategies, with participants relying on model-free learning under certain conditions such as time pressure or high reward volatility.
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More for · 1
Model-based and model-free valuation signals in the human brain vary markedly in relation to individual differences in behavioral control.
2026 · cited by 0
Using a large-scale fMRI task, this study finds that model-free valuation signals are ubiquitous across human participants during decision-making.