Research Findings: Recent work has demonstrated that the changes young children experience in their child care settings before age 5 may be related to subsequent development, especially social development. Several of these studies have included samples of middle-class children, with almost no emphasis on understanding these processes for…

Using data from the first 2 phases of the NICHD Study of Early Child Care, the authors examine the links between maternal employment in the first 12 months of life and cognitive, social, and emotional outcomes for children at age 3, at age 4.5, and in first grade. Drawing on theory and prior research from developmental psychology as well as…