How true is grit? Assessing its relations to high school and college students’ personality characteristics, self-regulation, engagement, and achievement.

Duckworth, Peterson, Matthews, and Kelly (2007) defined grit as one’s passion and perseverance toward long-term goals. They proposed that it consists of 2 components: consistency of interests and perseverance of effort. In a high school and college student sample, we used a multidimensional item response theory approach to examine (a) the factor structure of grit, and (b) grit’s relations to and overlap with conceptually and operationally...