Emotional awareness is the ability to conceptualize and describe one's own emotions and
those of others. Over thirty years ago, a cognitive-developmental theory of emotional …

Electroencephalographic (EEG) methods have great potential to serve both basic and
clinical science approaches to understand individual differences in human neural function …

An online survey of a nationally representative sample of US men aged 18–40 assessed
trait predictors of social networking site use as well as two forms of visual self-presentation …

Motivation has long been recognized as an important component of how people both differ
from, and are similar to, each other. The current research applies the biologically grounded …

Just as modern economies undergo periods of boom and bust, human ancestors
experienced cycles of abundance and famine. Is the adaptive response when resources …

This paper presents the Adaptive Calibration Model (ACM), an evolutionary–developmental
theory of individual differences in the functioning of the stress response system. The stress …

Interest in incorporating life history research from evolutionary biology into the human
sciences has grown rapidly in recent years. Two core features of this research have the …

A new measure of Machiavellianism, the Machiavellian Personality Scale (MPS), was
developed and validated over two studies. Machiavellianism is conceptualized as one's …

Early in the 16th century, Niccolo Machiavelli acted as chief political advisor to the ruling
Medici family in Florence, Italy. The details of his counsel are well known because …

The Dark Triad of personality is composed of narcissism, psychopathy, and
Machiavellianism. Despite the common belief that these traits are undesirable, the media is …