The present study aimed to adapt the Smartphone Pervasiveness Scale (SPS) into Turkish and to examine its psychometric properties among Turkish adolescents. To this end, two studies were conducted. Study 1 explored the factor structure of the SPS through exploratory factor analysis (EFA), using data collected from 216 adolescents (M[subscript age]…

Previous work has focused on positive feelings of mattering, which pertain to the human need to feel significant. In the current article, we examine a complementary yet distinct construct involving feelings of not mattering that may arise from being marginalized and experiences that heighten a sense of being insignificant to others. We also…

In the current article, we describe the development and validation of a self-report measure of self-generated stress and its associations with measures of perfectionism, self-criticism, and distress. The Self-Generated Stress Scale is a seven-item inventory that taps the tendency to see oneself as someone who generates and adds to existing…

The reliability, validity, and dimensionality of the revised UCLA Loneliness Scale (ULS) were studied with a group of 199 California college students. Other personality tests were administered to measure social anxiety, alienation, health locus of control, drinking-related locus of control, life satisfaction, and personal values. Sociodemographic…