Examining the Designs to Study Development, in Psychology by Denise N. Fyffe Developmental Psychology is the study of physical, perceptual, cognitive, and psychosocial changes that take place across the life span (Sdorow, 1993). It can also be looked at as the changes that take place throughout a person’s entire life span. These changes may… Continue reading Developmental Psychology: Examining the Designs to Study Development, in Psychology