Data from 83,423 parent reports of temperament (surgency, negative affectivity, and regulatory capacity) in infants, toddlers, and children from 341 samples gathered in 59 countries were used to investigate the relations among culture, gender, and temperament. Between-nation differences in temperament were larger than those obtained in similar…

In this study, there were 3,335 football players from four continents from around the world formed a study universe in which the causes of athlete aggression. Also, the factors affecting athlete aggression were investigated with different variables. It has been observed that the levels of aggression of footballers are different according to the…

Autism Spectrum Disorder (ASD) is a highly heterogeneous set of neurodevelopmental disorders with the global prevalence estimates of 2.20%, according to DSM5 criteria. With the advancements of technology and availability of huge amount of data, assistive tools for diagnosis of ASD are being developed using machine learning techniques. The present…

This study aimed to understand how the COVID-19 pandemic impacted the stress levels and life satisfaction of individuals with disabilities and what role social support plays in mitigating these impacts. Data from individuals with disabilities (n = 600) were extracted from a larger international cross-sectional survey study. Regression analyses…

Citizen science, in which volunteers work with professional scientists to conduct research, is expanding due to large online datasets. To plan projects, it is important to understand volunteers' motivations for participating. This paper analyzes results from an online survey of nearly 11000 volunteers in Galaxy Zoo, an astronomy citizen science…

A developmental model of children's understanding of nationality (Nationality Perspective-Taking Ability or NPTA) was proposed and evaluated in this study. The NPTA model expands extant definitions and provides a theoretical foundation for the developmental progression of national identity. Children (Mean age = 9.33 years) from Latin American and…