age	12 - 18	18 - 25	25 - 40	40 - 50	50 - 70	70 - 85	85+
stage	adolescence	early young adulthood	late young adulthood	early middle adulthood	late middle adulthood	early late adulthood	late late adulthood
start at	puberty	higher learning - childbirth	full independence	full maturity - perimenopause	menopause	cutback-retirement	declining endurance
Confucius’ milestone		15 set on higher learning	30 stand firm	40 no more doubt	50 mandate of heaven	60 deeper level understanding	70 integration
major activity	to search identity	independence	family and career	family, career, and supporting old parents	active leadership-mentorship	advisory leadership-mentorship	wise leadership-mentorship
sociality	collectivistic interdependent transition to individualistic	collectivistic interdependent individualistic	collectivistic interdependent individualistic	collectivistic interdependent individualistic	collectivistic interdependent individualistic	collectivistic interdependent individualistic	collectivistic interdependent individualistic
generativity					active	advisory	wise
worldview	territorial transition to competitive-cooperative	territorial competitive cooperative	territorial competitive cooperative	territorial competitive cooperative	territorial competitive cooperative	territorial competitive cooperative	territorial competitive cooperative
rationality	unregulated	unregulated	regulated	regulated	regulated	regulated	regulated
Erikson’s stage	12 - 18 adolescence	18 - 40 young adulthood			40 - 65 middle adulthood		65+ late adulthood
Erikson’s virtue	fidelity	love			generativity		wisdom
cognitive development	11-25 formal operational		25+ postformal operational