Humans are an ultrasocial species. This sociality, however, cannot be fully explained by the
canonical approaches found in evolutionary biology, psychology, or economics …

Artificial intelligence (AI) is a salient but polarizing issue of recent times. Actors around the
world are engaged in building a governance regime around it. What exactly the “it” is that is …

Psychology has traditionally seen itself as the science of universal human cognition, but it
has only recently begun seriously grappling with cross-cultural variation. Here we argue that …

People have engaged in self-injury—defined as direct and deliberate bodily harm in the
absence of suicidal intent—for thousands of years; however, systematic research on this …

Health and nutritional risks co-occur in the lives of children under the age of 2 years who live
in developing countries. We review evidence showing how these risks, in addition to …

Social scientists have sketched four distinct theories to explain a phenomenon that appears
to have ramped up in recent years, the diffusion of policies across countries. Constructivists …

Children learn moral values and social conventions through a process of socialization, much
of which involves parenting. The process is bidirectional and involves a complex interplay …

The past decade has witnessed a resurgence of interest in behavioral interventions for
depression. This contemporary work is grounded in the work of Lewinsohn and colleagues …

Achieving health equity, driven by the elimination of health disparities, is a goal of Healthy
People 2020. In recent decades, the improvement in health status has been remarkable for …

Most psychological disorders and problem behaviors are characterized by very high rates of
postremittance relapse. Thus, advances in the long-term efficacy of psychological …