Abstract The contribution by De Dreu and Gross oversimplifies the complexity of the topic. I
provide counterarguments that undermine the two sweeping contentions on which the …

Conflict can profoundly affect individuals and their groups. Oftentimes, conflict involves a
clash between one side seeking change and increased gains through victory and the other …

While some species have affiliative and even cooperative interactions between individuals
of different social groups, humans are alone in having durable, positive-sum, interdependent …

Rational choice theory enjoys unprecedented popularity and influence in the behavioral and
social sciences, but it generates intractable problems when applied to socially interactive …

I argue that the magnitude and nature of sex differences in aggression, their development,
causation, and variability, can be better explained by sexual selection than by the alternative …

While we agree that the cultural imbalance in the recruitment of participants in psychology
experiments is highly detrimental, we emphasize the need to complement this criticism with …

Disputes between those holding differing political views are ubiquitous and deep-seated,
and they often follow common, recognizable lines. The supporters of tradition and stability …

Many weaknesses of game theory are cured by new models that embody simple cognitive
principles, while maintaining the formalism and generality that makes game theory useful …

We argue that the lack of large cross-cultural differences in many games with student
subjects from developed countries may be due to the nature of the games studied. These …

Economists and biologists have proposed a distinction between two mechanisms–“strong”
and “weak” reciprocity–that may explain the evolution of human sociality. Weak reciprocity …