Schaie: A lifespan Model of Cognitive Development

• Acquisitive Stage


  Childhood and Adolescence, acquire info and skills mainly for their own sake or as preparation in society
• Achieving Stage


  Late teens or early twenties to thirties, use what they know to pursue goals
• Responsible Stage


  Late 30s to early 60s, use their minds to solve practical problems associated with responsibilities to others
• Executive Stage


  30s or 40s through middle age, responsible for societal systems or social movements
• Reorganizational Stage


  End of middle age, beginning of late adulthood, enter retirement reorganize their lives and intellectual energies around meaningful pursuits that take place of paid work
• Reintegrative Stage


  Late Adulthood, focus on the purpose of what they do and concentrate on tasks that have most meaning for them
• Legacy-Creating Stage


  Advanced old age, older people may create instructions for the disposition of prized possessions, make funeral arrangements, provide oral histories, or write their life stories as legacy for their loved ones