Category 1: Lifespan Perspective Assumptions (Paul Baltes)

What does it mean that development is lifelong?

Growth and change occur continuously from conception to death; no single age period dominates human development.

What are the three domains of multidimensional development?

Individual development unfolds across three interrelated and overlapping domains: Cognitive, Social-Emotional, and Physical.

What does multidirectional development mean?

Development does not follow a simple straight line; some capacities increase over time while others decrease

What is plasticity in lifespan development?

The ongoing capacity for change and adaptation that individuals and families retain throughout their lives

Why is developmental science considered multidisciplinary?

Explaining human growth requires integrating research across multiple academic fields, including Human Development and Family Science, Psychology, Sociology, Anthropology, Neuroscience, Biology, and Psychiatry

What does it mean that development is contextual?

Individuals continuously act on and respond to surrounding sociocultural experiences, environmental settings, life events, and historical circumstances

How are growth, maintenance, and loss balanced across the lifespan?

Development involves a continuous balancing act where there is "no pure advance or loss"; individuals adapt by growing, maintaining skills, and regulating losses

What forces co-construct human development?

Development emerges from the continuous, dynamic interplay of biological factors, cultural settings, and individual agency working together