Bronfenbrenner's ecological theory views child development as being influenced by different environmental systems, ranging from immediate interactions with family and friends (microsystem) to broader cultural values (macrosystem). It provides a framework to examine social contexts across settings, bridging behavioral and anthropological theories. However, it pays little attention to biological and cognitive factors. Erikson's psychosocial theory proposes eight stages of development across the lifespan. Each stage involves a crisis of developing virtues over vices. For example, infants develop trust over mistrust based on caregiver interactions. If resolved positively, each stage contributes to healthy development. While providing a lifespan view, the theory is criticized for being too rigid in its staging of socio