This study examined whether autistic people with siblings score higher on measures of empathy than those without siblings. Cohorts of autistic children (n = 939; mean age = 7.35 years (SD = 2.15)) and autistic adults (n = 736; mean age = 37 years (SD = 12.39)) from the Cambridge Autism Research Database (CARD) were each divided into two groups:…

Adult siblings without disabilities play important roles in relation to their brothers and sisters with intellectual disabilities. This study reviewed knowledge about adult sibling relationships in Chinese societies, where one sibling has intellectual disability. Five English and two Chinese databases were searched for publications published up to…

Theory of Mind (ToM), a central feature of social cognition, impacts social functioning and academic competencies. Yet, the interplay of ToM and self-concept in academic context remains unknown. This study examines how ToM shapes adolescents' academic self-concept and its association with academic competence, while considering the role of gender…

Sisters and brothers play an important role in the lives of their siblings with intellectual and developmental disabilities (IDD), starting in childhood and commonly increasing in adulthood. The current study compared typically-developing adult sisters' and brothers' level of involvement in the care of their siblings with IDD. Beyond this, the…