For the purpose of this series we have limited ourselves to the studies of normal development which start in early infancy and stress the impact of early interactions on later functions. Dr. Peter Fonagy from London University presents his current work on the predictive specificity of the adult attachment interview; his paper is discussed by Drs. Arnold Wilson and Peter Neubauer. On a subsequent evening our panel discussion included the following participants: Dr. Albert Sol-nit, a long-time participant in the longitudinal analytically oriented research of the Yale University Child Study Center; Dr. Henri Parens from Philadelphia who has written extensively on the development of aggression in childhood; Dr. Arietta Slade from the City College Graduate Center who has done very significant work on the problem