“…During the transition from infancy to toddlerhood, individuation and separation, autonomy, impulse control, and exploration and experimentation with the physical and social environments are salient developmental issues (Kagan, 1981 ;Mahler, Pine, & Bergman, 1975; Piaget, 1972;Sroufe & Rutter, 1984). An important arena for the development of the child's competencies during this period may be the mother-child play interaction (Rubin, Fein, & Vandenberg, 1983).…”