A dyadic model shows intelligent behavior as result of invariant processes of (a) organism-environmental reaction, (b) experience acquisition involving internal organism transformation, and (c) development of central processes of control. If interaction is controlled subsequent observed behaviors should clarify classroom role of psychologist.…

Human development from about ages 2 to 5 is presented in terms of the history of a child conceptualized in terms of stimulus and response functions and his interactions in current situations which consist of organismic, physical, and social conditions. The concepts describing the changes that occur during this developmental period, such as…