This book is based on detailed weekly observations of infants in their home environment from shortly after birth until two years. Each infant's interactions, relationships, physical, emotional and cognitive development are systematically studied. The focus of the study is on vulnerable infants, and problems in their development encountered in the course of observations are carefully assessed in terms of risk and resilience. The aims of the book are to explore, first, how far these observations can contribute to the development of a new methodology for studying infancy; second, how this...