Secular rise in economically valuable personality traits

Secular rise in economically valuable personality traits.

Although trends in many physical characteristics and cognitive capabilities of modern humans are well-documented, less is known about how personality traits have evolved over time. We analyze data from a standardized personality test administered to 79% of Finnish men born between 1962 and 1976 (n = 419,523) and find steady increases in personality traits that predict higher income in later lif...

Economically Relevant Traits and Selection Indices

IMPLICATIONS Sire selection should focus on that which is economical. This requires a true accounting of the traits that generate revenue or incur a cost within a specific beef cattle enterprise. Once the drivers of profit have been identified, sire selection should focus on the suite of traits that impact profitability. The use of bio-economic selection indices can dramatically reduce the comp...

personality traits

The secular rise in IQ: Giving heterosis a closer look

Although most discussions today start from the assumption that the secular rise in IQ must be environmental in origin, three reasons warrant giving the genetic phenomenon heterosis a closer look as a potential cause. First, it easily accounts for both the high heritability and low shared environmental effects seen in IQ, findings that are difficult to reconcile with environmental hypotheses. Se...

Borderline Personality Traits in Patients With Epilepsy

Background: Although much research on patients with epilepsy (PWE) has focused on psychiatric disorders such as depression, anxiety, and psychotic disorders, the relationship between epilepsy and personality disorders has not been frequently studied. Objectives: The study aimed to evaluate borderline personality traits in PWE. Materials & Methods: In this case-control study, we evaluated 21...