Our species has the peculiar ability to accumulate cultural innovations over multiple
generations, a phenomenon termed 'cumulative cultural evolution'(CCE). Recent years have …

Sociality has profound evolutionary roots and is observed from unicellular organisms to
multicellular animals. In line with the view that social principles apply across levels of …

Although multilevel sociality is a universal feature of human social organization, its
functional relevance remains unclear. Here, we investigated the effect of multilevel sociality …

In the past few decades, scholars from several disciplines have pursued the curious parallel
noted by Darwin between the genetic evolution of species and the cultural evolution of …

Teaching is cross-culturally widespread but few studies have considered children as
teachers as well as learners. This is surprising, since forager children spend much of their …

Various studies have investigated cognitive mechanisms underlying culture in humans and
other great apes. However, the adaptive reasons for the evolution of uniquely sophisticated …

Social networks in modern societies are highly structured, usually involving frequent contact
with a small number of unrelated 'friends'. However, contact network structures in traditional …

High-fidelity transmission of information through imitation and teaching has been proposed
as necessary for cumulative cultural evolution. Yet, it is unclear when and for which …

An examination of the cognitive tools that the mind uses to grapple with uncertainty in the
real world. How do humans navigate uncertainty, continuously making near-effortless …

Multilevel societies (MLSs), stable nuclear social units within a larger collective
encompassing multiple nested social levels, occur in several mammalian lineages. Their …