Individual differences in categorization development: The mediation of executive functions and factual knowledge, the case of food.

Cognitive mechanisms underpinning categorization development are still debated, either resulting from knowledge accretion or an increase in cognitive control. To disentangle the respective influence of accumulated factual knowledge and executive functions (inhibition, working memory, and cognitive flexibility) on (a) the development of categorization abilities in the food domain and (b) differences in this development by child characteristics (i.e., food neophobia), we conducted two experiments. The first experiment assessed 4-6-year-old children's (