Investigates the concept of animacy of 9- and 12-month-old infants by exposing them to autonomous motion with animate and inanimate objects in a series of three experiments. Three experiments were carried out. Results indicated that infants discriminate animate from inanimate objects on the basis of motion cues by the age of nine months. (MOK)

Two experiments examined the effects of common motion, background texture, and orientation on four-month olds' perception of unity of a partially occluded rod. Results indicated that infants' perception of object unity is not dependent on a single visual cue but on a variety of cues including motion, interposition, depth cues, background texture,…

Reviews "An Odyssey in Learning and Perception" (E. J. Gibson), a volume of collected works that present a first-hand account of many advances in psychology over the past 60 years. A discussion of the two basic questions that capture the essence of Gibson's research, "What is learned" and "What is information" is…