... and across age groups: emerging adults, 18-29 years; established adults, 30-45 years; and middle-aged adults, 46-60 years. Furthermore, evidence of validity was assessed relative to cognitive and personality measures (i.e.: mindfulness, grit, resilience, intolerance of uncertainty, conscientiousness...

...Alvaro Postigo, Sr.; Javier Barria, Sr.; Marcelino Cuesta, Sr.; Eduardo García-Cueto, Sr.; Brent Donnellan Grit is a non-cognitive variable that helps predict important variables in people’s lives, such as academic, sport, and work performance, physical and mental health, and subjective well-being...