Common sense suggests that romantic partners tend to be interdependent in their well-being and self-esteem. The authors tested the degree to which codevelopment in romantic partners (i.e., development in similar directions) is due to mutual influence between partners or due to the effects of shared environment, using longitudinal data from 5…

Purpose: Increasing physical activity among adolescents is a public health priority. Because people are motivated to engage in activities that make them feel good, this study examined predictors of adolescents' feelings during exercise. Method: During the 1st semester of the school year, we assessed 6th-grade students' (N = 136) cognitive…

Older adults often report less affective reactivity to interpersonal tensions than younger individuals, but few studies have directly investigated mechanisms explaining this effect. The current study examined whether older adults' differential endorsement of goals, appraisals, and emotion regulation strategies (i.e., conflict…

Given the dearth of high-quality curriculum materials aligned with the new standards (NGSS and CCSS) and low student persistence in STEM fields, we sought to develop and test a STEM curriculum that would improve student knowledge, interest, and emotions. A cluster randomized control trial was conducted to assess the impact of Speedometry, a…

This study examines the general and differential effects of spiritual/religious engagement on affective college outcomes (i.e., leadership skills, interpersonal skills, social satisfaction, sense of belonging, and psychological well-being) across different gender and racial groups among undergraduate students at research universities. The study…