Self-control is understood as the ability of the individual to manage his behavior and emotions, thoughtfully react to events that happen around him, and to prevent himself from acting out of undesirable impulses and emotions. This article presents two studies that sought to validate a Russian-language version of the Brief Self-Control Scale that…

University life can be stressful and students may struggle to adjust socially. We examined students' social achievement goals--their orientations towards their relationships with their peers--as one important factor underlying students' social and psychological adjustment in college. When investigating the direct and indirect effects of social…

The VIA Classification of Strengths and Virtues attempts to provide a comprehensive model of character based on 24 character strengths. The present study is the largest study to date exploring the structure of the 24 strengths in youth. One sample (N = 23,850) completed the VIA-Youth, a teen measure of the VIA Classification. Based on a random…

This study sought to validate the Short Grit Scale (Grit-S), an instrument that measures perseverance and passion for long-term goals, among Chinese high school students. Confirmatory factor analyses revealed that the scale retains the two-factor structure of the original scale. The scale demonstrated satisfactory internal consistency and…

Mental toughness can be conceptualised as a set of attributes that allow people to deal effectively with challenges, stressors and pressure. Recent work has suggested that it may be a valuable construct to consider within educational settings. The current studies explored the associations between mental toughness and educational transitions. Study…

This study aimed to develop the Metaconceptual Awareness and Regulation Scale (MARS) -- a self-report instrument for measuring the extent to which students realise, monitor, and evaluate their ideas. MARS consists of 10 items scored on a six-point Likert scale for two factors: metaconceptual awareness and metaconceptual regulation. A pilot study…

With the aim of measuring preschool children temperament, EASI temperament Survey has been applied. Preschool teachers (N = 192), all female, rated a total of N = 3275 children (1612 girls and 1639 boys) with mean age M 4.368 (SD = 1.482) within age range between 7 months and 7.7 years. Validation for the instrument was run. Factor analysis on…

This study examined whether teacher-rated versus self-rated student temperaments are different in relation to the school grades in Maths and Mother language (ML) instruction in a nationally representative sample of Finnish Secondary School students (n?=?1,063, mean age 15.1 years). The results indicated that teacher-rated temperament was more…

This dissertation consists of four chapters. Chapter 1 provides an introduction to the self-determination literature documenting the importance of promoting the self-determination of transition and secondary age students with disabilities, as well as a summary of research examining the self-determination of students with disabilities across…