The papers presented in this volume seek to illuminate relationships among the cognitive style of field dependence- independence and biological, psychological, and sociocultural aspects of human functioning across the life span. The book begins by addressing fundamental issues concerning the role of cognitive style in human development. The remainder of the text treats cognitive style in relation to biological, psychological, and sociocultural functioning. Also included is a summary of directions for future research. Contents: S. Wapner, J. Demick,Introduction. S.H. White,The Child as Agent: Issues of Cognitive Style and Personal Design in Human Development. Part I:Biological Functioning.M. Bertini, P. Braibanti, P. Mamone,Wake-Sleep and Psychological Differentiation from Intrauterine to Postnatal Life: A Longitudinal Research Program. D. Spinelli, G. Antonucci, D.R. Goodenough, L. Pizzamiglio, P. Zoccolotti,Psychophysiological Mechanisms Underlying the Rod- and-Frame Illusion. A.J. Silverman,Psychophysiological and Brain Lateralization Studies in Field Dependence-Independence. E. Kaplan,Biological and Environmental Factors Affecting Field Dependence-Independence: A Process Analysis. Part II:Psychological Functioning.L. Manning,Objective and Subjective Factors in Field Dependence-Independence. T. Ohlmann, C. Marendaz,Vicarious Processes Involved in Selection/Control of Frames of Reference and Spatial Aspects of Field Dependence-Independence. D.R. Goodenough, P.K. Oltman, D. Snow, P.W. Cox, D. Markowitz,Field Dependence-Independence and Embedded Figures Performance. J.K. Davis,Educational Implications of Field Dependence- Independence. N. Kogan, J. Block,Field Dependence-Independence from Early Childhood Through Adolescence: Personality and Socialization Aspects. lӚ