There is a resurgence of research on developmental processes of early childhood. Diverse multidisciplinary investigations are modi operandi in the search for physical, psychosocial, and socioeconomic factors influencing growth and development during the prenatal, paranatal, and postnatal periods.
In this book under review, C. M. Drillien brings together a series of studies carried out in Edinburgh to study the effects of prematurity on: (1) developmental rates in the early years; (2) measures of intelligence at all ages of childhood; and (3) personality development including behavior disorders. To achieve the goals of this research program Drillien planned a longitudinal survey in which data were collected around the time of delivery, when the child was 6 months, 2, 3, 4, and 5 years of age. No concerted attempt was made to obtain data of the infant's environment during the first six postnatal months. Follow-up studies reached into