STUDY ALERT: Meta-analysis of the heritability of human traits based on fifty years of twin studies
Meta-analysis of the heritability of human traits based on fifty years of twin studies Tinca J C Polderman, Beben Benyamin, Christiaan A de Leeuw, Patrick F Sullivan, Arjen van Bochoven, Peter M Visscher & Danielle Posthuma Despite a century of research on complex traits in humans, the relative importance and specific nature of the influences […]
STUDY ALERT: The neuroscience of grit and growth mindset
The matter of motivation: Striatal resting-state connectivity is dissociable between grit and growth mindset Chelsea A. Myers, Cheng Wang, Jessica M. Black, Nicolle Bugescu, and Fumiko Hoeft The current study utilized resting-state functional magnetic resonance imaging (fMRI) to examine how two important non-cognitive skills, grit and growth mindset, are associated with cortico-striatal networks important for […]
STUDY ALERT: Can Personality Traits and Intelligence Compensate for Background Disadvantage? Predicting Status Attainment in Adulthood
Can Personality Traits and Intelligence Compensate for Background Disadvantage? Predicting Status Attainment in Adulthood Rodica Ioana Damian, Rong Su, Michael Shanahan, Ulrich Trautwein, and Brent W. Roberts This study investigated the interplay of family background and individual differences, such as personality traits and intelligence (measured in a large U.S. representative sample of high school students; […]
STUDY ALERT: Personality Stability From Age 14 to Age 77 Years
Personality Stability From Age 14 to Age 77 Years Mathew A. Harris, Caroline E. Brett, Wendy Johnson, Ian J. Deary There is evidence for differential stability in personality trait differences, even over decades. The authors used data from a sample of the Scottish Mental Survey, 1947 to study personality stability from childhood to older age. The […]
Individual Differences and Their Measurement: A Review of 100 Years of Research
Individual Differences and Their Measurement: A Review of 100 Years of Research Paul Sackett, Filip Lievens, and Nathan Kuncel This article reviews 100 years of research on individual differences and their measurement, with a focus on research published in the Journal of Applied Psychology. We focus on three major individual differences domains: (1) knowledge, skill, […]
STUDY ALERT: Reasoning on the Autism Spectrum: A Dual Process Theory Account
Reasoning on the Autism Spectrum: A Dual Process Theory Account Mark Brosnan • Marcus Lewton • Chris Ashwin Abstract Dual process theory proposes two distinct reasoning processes in humans, an intuitive style that is rapid and automatic and a deliberative style that is more effortful. However, no study to date has specifically examined these reasoning […]
STUDY ALERT: A Systematic Review of Personality Trait Change Through Intervention
A Systematic Review of Personality Trait Change Through Intervention Brent W. Roberts, Jing Luo, Daniel A. Briley, Philip I. Chow, Rong Su, and Patrick L. Hill The current meta-analysis investigated the extent to which personality traits changed as a result of intervention, with the primary focus on clinical interventions. We identified 207 studies that had […]
STUDY ALERT: What grades and achievement tests measure
What grades and achievement tests measure Lex Borghansa, Bart H. H. Golsteyna, James J. Heckman, and John Eric Humphriesc Intelligence quotient (IQ), grades, and scores on achievement tests are widely used as measures of cognition, but the correlations among them are far from perfect. This paper uses a variety of datasets to show that personality […]
STUDY ALERT: White Matter Correlates of Psychosis-Linked Traits Support Continuity Between Personality and Psychopathology
White Matter Correlates of Psychosis-Linked Traits Support Continuity Between Personality and Psychopathology Rachael Grazioplene, Robert Chavez, Aldo Rustichini, and Colin DeYoung The link between diagnoses of psychotic disorders and attenuated white matter connectivity is well established, but little is known about the degree to which similar white matter differences predict traits linked to psychosis-proneness in […]
STUDY ALERT: The Validity and Structure of Mating Intelligence
THE VALIDITY AND STRUCTURE OF MATING INTELLIGENCE GLENN GEHER, SCOTT BARRY KAUFMAN, JUSTIN R. GARCIA, JAMES C. KAUFMAN AND BLAIR BRYANT DAWSON Abstract. Mating Intelligence (MI) is a hypothesized constellation of mental adaptations that generate adaptive strategies in human mating (Geher & Miller, 2008). Although past research has theoretically explored and empirically evaluated the construct, […]
