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…

This study aimed to explore family relationships from the perspectives of children within the social context of China. The study primarily utilised kinetic family drawing (KFD), which reflects a child's psychological state and family interactions, alongside the questionnaire and interview, to examine children's perspectives on family…

The fertility policy liberalization in China has meant that many firstborn children are stressed by a newborn sibling's arrival. This case study explores creative arts intervention as an innovative stress management approach to alleviate a Chinese girl's maladaptive reactions during her transition to siblinghood. A weekly 17-session tailored…

Growing up with multiple siblings might negatively affect language development. This study examined the associations between birth order, sibling characteristics and parent-reported vocabulary size in 6163 Norwegian 8- to 36-month-old children (51.4% female). Results confirmed that birth order was negatively associated with vocabulary, yet…

We conducted a meta-analysis which included 16 sibling-mediated intervention studies that aims to utilize siblings to teach their brothers and sisters with autism spectrum disorder play skills, functional skills, or to decrease unwanted behaviors. In general, results across the studies show that sibling-mediated intervention has medium effect size…

Typically developing children who grow up with siblings with disabilities often have numerous negative experiences owing to many factors such as parental differences in behaviour, lack of time & attention received and many others. This paper aims to analyse themes emerging from interviews with typically developing siblings, their parents and…

Background: There is limited evidence exploring sibling's perspective in Prader-Willi syndrome research. Objectives: To investigate the experiences and support needs of the siblings of individuals with Prader-Willi syndrome. Methods: This two-stage qualitative study involved siblings aged 11 years onwards (n = 11) and parents (n = 8). Stage 1…

Aiming to examine social norms regarding secondborn's sharing behaviour after the reversal of the one-child policy, three studies were conducted to explore preschoolers' sharing behaviours (Study 1, n = 88); their evaluations (Study 2, n = 93); and adults' evaluations (Study 3, n = 535) of younger siblings' sharing behaviour toward their older…

Adverse health events within families can harm children's development, including their early literacy. Using data from a longitudinal Wisconsin birth cohort, we estimated the spillover effect of younger siblings' gestational ages on older siblings' kindergarten-level literacy. We sampled 20,014 sibling pairs born during 2007-2010 who took…

Adolescent and young adult (AYA) siblings of individuals with autism experience unique challenges that can promote both growth and emotional maladjustment. This study explored sibling and parent reports of siblings' lived experiences and identified learning, stressors, and concerns from those experiences. 20 neurotypical (NT) AYA siblings (ages…

Motor delays and abnormalities are common in individuals with autism spectrum disorder (ASD). Existing literature indicates neurotypical (NT) siblings can bring unique advantages in promoting skill acquisition for their brother/sister with ASD when they serve as intervention agents. However, NT siblings' involvement in motor interventions for…

Supplementary education, which is different from the formal education system, is more likely to reflect the other form of inequality in educational opportunities through the process of education. In China, supplementary education is generally divided into two sorts: academic-oriented classes and hobby-oriented classes. Using the dataset of China…

Ethnic-racial identity (ERI) formation is an important developmental task. Although families are a primary context for ERI socialization, little is known about siblings' role. Accordingly, we applied the Actor-Partner Interdependence Model to longitudinal data from 2 siblings to examine the links between siblings' ERI exploration, resolution, and…

Early adolescents (aged 12-15) were observed during dyadic conflict discussions with their siblings (n = 23) and mothers (n = 32) in their homes. The verbal conflict behaviors and affect of family members were coded continuously. Sequential analyses identified temporal associations between individuals' affect and their own and their partners'…

Examining sub-threshold autistic traits in non-autistic first-degree relatives of individuals on the autism spectrum, known as the Broad Autism Phenotype (BAP), could provide new insights into the associations and familial aggregation of autistic traits. This study was a retrospective cross-sectional study of parents (n = 1008), probands with…