The replication crisis facing the psychological sciences is widely regarded as rooted in
methodological or statistical shortcomings. We argue that a large part of the problem is the …

Social complexity has been one of the recent emerging topics in the study of animal and
human societies, but the concept remains both poorly defined and understood. In this paper …

The social intelligence hypothesis states that the demands of social life drive cognitive
evolution,,. This idea receives support from comparative studies that link variation in group …

Host-associated microbiomes play an increasingly appreciated role in animal metabolism,
immunity and health. The microbes in turn depend on their host for resources and can be …

In the last few million years, the hominin brain more than tripled in size. Comparisons across
evolutionary lineages suggest that this expansion may be part of a broader trend toward …

The soft‐bodied cephalopods including octopus, cuttlefish, and squid are broadly
considered to be the most cognitively advanced group of invertebrates. Previous research …

Neuroimaging studies of mentalizing (ie, theory of mind) consistently implicate the default
mode network (DMN). Nevertheless, the social cognitive functions of individual DMN regions …

“A profound personal meditation on human existence... weaving together... historic and
contemporary thought on the deepest question of all: why are we here?”—Gabor Maté MD …

Comparative analyses are the backbone of evolutionary analysis. However, their record in
producing a consensus has not always been good. This is especially true of attempts to …

Intelligence in large-brained vertebrates might have evolved through independent, yet
similar processes based on comparable socioecological pressures and slow life histories …