One of a regular series on the status and progress of research into the nature of speech, instrumentation for its investigation, and practical applications, this report consists of 17 papers dealing with the following topics: (1) vagueness and fictions as cornerstones of a theory of perceiving and acting--a commentary on D.O. Walter; (2) the…

The development of sensory and perceptual ability in infants is an important area of infancy research. This book reflects current knowledge of perceptual development and points to some of the many questions that remain unanswered. The book is divided into four parts. Part 1, "How the Visual System Develops: Normal and Abnormal…