In today's online world, the beliefs of people are shaped by aggregated opinions: the
elicited, quantified and summarized judgements of many strangers. Ratings guide …

Causal explanations are central to cognitive development. Once considered beyond the
grasp of young children, causal reasoning is now understood to be present in infants, driving …

An increasing number of psychological experiments with children are being conducted
using online platforms, in part due to the COVID-19 pandemic. Individual replications have …

Desirable resources are crucial for incentivized tasks of prosocial behavior.
Developmentalists have often used tangible items, such as candy or stickers, as the …

Preschoolers are discerning learners, preferring to trust people who are accurate, reliable,
and appropriately-informed. Do these preferences reflect mental-state reasoning, where …

Consensus between informants is a valuable cue to a claim's epistemic value, when
informants' beliefs are developed independently of each other. Recent work (Yousif et al …

As adults, we intuitively understand how others' goals influence their information-seeking
preferences. For example, you might recommend a dense book full of mechanistic details to …

On controversial issues from abortion to vaccination, we frequently know that millions
disagree with us, yet remain firmly rooted in our beliefs. What enables this capacity to …

Gossip allows children to effectively identify cooperative or trustworthy partners. However,
the risk of being deceived must be faced because gossip may be false. One clue for …

Humans have an intuitive sense of what others know and how they learned it. These
expectations are often latent, but violating them can elicit surprise and curiosity (eg, a …