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…

Valid indigenous language assessments are needed to further our understanding of how children learn language around the world. We assessed the psychometric properties and performance of two caregiver-report measures of Wolof language skill (language milestones achieved and vocabulary knowledge) for 500 children (ages 0;4 to 2;6) living in rural…

Is income during children's earliest years a key determinant of long-term child and adult success in the longer run? The research to date, Christopher Wimer and Sharon Wolf write, suggests that it is. Wimer and Wolf review substantial descriptive evidence that income can enhance child development and later adult outcomes, and that it does so most…

Gender segregation in early-childhood social play is a pervasive pattern in North America, and child-development scholars have suggested it is a human universal. But very few researchers have looked at gender segregation in small-scale societies, particularly those of hunter-gatherers, whom the authors here call foragers. The authors present their…

Language adequacy was coded for 403 toddlers 24 months of age who had received medical and psychological examinations in a Bilan de Sante clinic in Paris, France. The children were from three cultures: native French middle class, immigrant North African Moslem, and immigrant Black African. Demographic, socioeconomic, medical, biological,…

In Sub-Saharan Africa, severe adverse conditions have placed children at high risk: persistent and worsening poverty, rapid economic change and population growth, increasing urbanization, a changing family structure, growing numbers of orphaned refugees, and displaced women and children from internal civil strife. These conditions make a viable…