Parent- and lab-based observer ratings were employed to examine genetic and environmental influences on continuity and change in inhibitory control (IC) in over 300 twin-pairs assessed longitudinally at 2 and 3 years of age. Genetic influences accounted for approximately 60% of the variance in parent-rated IC at both ages. Although many of the…

A child's move from early intervention (EI) to special education preschool is considered to be a critical transition point for both the child and family. Family concerns during this process are heightened by changes in service delivery systems. Although much has been written about the transition from EI services, little is known about the parents'…

This speech reports on data collected by the Early Intervention Collaborative Study (EICS), which is a longitudinal study following the development of 190 young children with disabilities (and their families) who entered 29 publicly funded early intervention programs in Massachusetts and New Hampshire in the period from 1985 to 1987. The…