Theories of individual differences are foundational to psychological and brain sciences, yet
they are traditionally developed and tested using superficial summaries of data (eg, mean …

We elicited incentivized measures of risk and time preferences from a sample of
undergraduate students in Athens, Greece, in waves that preceded and overlapped with the …

Human behavior can have effects on oneself and externalities on others. Mask wearing is
such a behavior in the current pandemic. What motivates people to wear face masks in …

The unprecedented crisis of COVID‐19 posed severe negative consequences for
consumers, marketers, and society at large. By investigating the effect of individuals' …

Systematic differences in the attitudes of men and women towards risk is well established. In
this paper, we investigate the joint role of two prominent psychological characteristics in …

Risk attitudes have a significant impact on human decision making. In contrast to the
conventional assumption of stable, universal risk attitudes, previous research has found …

Self-control is a personality dimension that is associated with better physical health and a
longer lifespan. Here, we examined (1) whether self-control is associated with buccal and …

Representative design refers to the idea that experimental stimuli should be sampled or
designed such that they represent the environments to which measured constructs are …

In this paper, we provide an explanation for why risk taking is related to optimism. Using a
laboratory experiment, we show that the degree of optimism predicts whether people tend to …

How attractive we find ourselves decides who we target as potential partners and influences
our reproductive fitness. Self-perceptions on women's fertile days could be particularly …