The Big Five Across Socioeconomic Status: Measurement Invariance, Relationships, and Age Trends

Associations between socioeconomic status (SES) and personalitytraits have important implications for theory and application. Progress in understanding these associations depends on valid measurement, unbiased estimation, and careful assessment of …

Perceiving Personality Through the Grapevine: A Network Approach to Reputations

Reputations are critical in human social life: they allow people to share and act on information about one another, even when they have never met. Reputations can be conceptualized as information about a target person that is stored in networks of …

Longitudinal Stability and Change in the Big Six

The maturity principle and cumulative continuity principle have been fundamental in understanding adult development of personality traits. We tested new predictions derived from both principles for Honesty-Propriety, a factor from the newer Big Six …

Ethics-Relevant Values in Adulthood: Longitudinal Findings from the Life and Time Study

In a large, nationally-representitive sample, we find mean-level change toward more inclusive value priorities and high rank-order stability of values over time.

Revealed Traits: A Novel Method for Estimating Cross-Cultural Similarities and Differences in Personality

Cross-cultural research on personality has often led to surprising and counter-theoretical findings, which have led to concerns over the validity of country-level estimates of personality (e.g., Heine, Buchtel, & Norenzayan, 2008). The present study …

Stability and Change in the Big Five and Big Six: New Tests of the Maturity and Cumulative Continuity Principles

In a large, nationally-representitive sample, we find mean-level personality change consistent with the maturity principle. We find a remarkable degree of stability, and little change in stability across the lifespan, potentially at odds with the cumulative continuity principle.

Personality Stability & Change (Life & Time)

Work examining longitudinal personality change and stability in the life and time project

Twitter Project

A project examining how mental health, personality, reputation are manifest on Twitter and recoverable from corresponding digital footprints.

What a _____ Thing to Do! Formally Characterizing Actions by Their Expected Effects

A number of personality frameworks assume traits describe central tendencies of action-for instance, calling someone *assertive* indicates they have a tendency to perform *assertive* actions. But what makes it appropriate to characterize an action by …