Developmental Studies of Figurative Perception / David Elkind -- The Relations of Short-Term Memory to Development and Intelligence / John M. Belmont, Earl C. Butterfield -- Learning, Developmental Research, and Individual Differences / Frances Degen Horowitz -- Psychophysiological Studies in Newborn Infants / S.J. Hutt, H.G. Lenard, H.F.R. Prechtl -- Development of the Sensory Analyzers During Infancy / Yvonne Brackbill, Hiram E. Fitzgerald -- The Problem of Imitation / Justin Aronfreed.