Highlights • At five years old, we start to be able to report that we do not know something.• Cortical thickness in mOFC linked to childrens' ability to report their… Click to show full abstract
Highlights • At five years old, we start to be able to report that we do not know something.• Cortical thickness in mOFC linked to childrens' ability to report their ignorance.• This region was functionally connected to parts of the default-mode network.• The default-mode network might support the development of metacognitive ability.
               
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