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Ecological Systems Theory Overview

Sep 21, 2025

Overview

This lecture explains how a child's development is shaped by their social relationships and environment using Bronfenbrenner's Ecological Systems Theory, which identifies five interacting levels of influence.

Ecological Systems Theory Overview

  • Ecological Systems Theory was developed by Urie Bronfenbrenner.
  • The theory divides a child's environment into five levels: microsystem, mesosystem, exosystem, macrosystem, and chronosystem.
  • Each level represents different influences on a child’s development.

The Five Levels of Ecological Systems

Microsystem

  • The microsystem is the closest environment to the child, involving direct interactions.
  • Examples include home, school, daycare, and relationships with family, peers, or caregivers.
  • Relationships are bidirectional; the child's actions influence others and vice versa.
  • The microsystem has the strongest influence on the child's development.

Mesosystem

  • The mesosystem consists of interactions between different parts of the child's microsystem.
  • For example, relationships between parents and teachers.
  • Harmonious interactions in the mesosystem positively impact development; conflict can negatively affect it.

Exosystem

  • The exosystem involves settings the child does not directly participate in but that still affect them.
  • An example is a parent's workplace and decisions made there.
  • Events in the exosystem influence the child indirectly, such as increased anxiety if a parent travels for work.

Macrosystem

  • The macrosystem is the broader cultural and societal environment.
  • This includes economic status, cultural values, and political systems.
  • Living in different countries or growing up in a military family are examples that impact development.

Chronosystem

  • The chronosystem refers to the dimension of time in development.
  • Timing of life events (e.g., loss of a parent at different ages) can have varied effects.
  • Historical context (e.g., technological era, economic conditions) also shapes development.

Key Terms & Definitions

  • Ecological Systems Theory β€” A model explaining how different environmental layers influence a child's development.
  • Microsystem β€” Immediate environment and direct interactions (family, school).
  • Mesosystem β€” Interconnections between microsystems (e.g., parent-teacher relationships).
  • Exosystem β€” Indirect environments that affect the child (e.g., parent's workplace).
  • Macrosystem β€” Broader social, cultural, and economic context.
  • Chronosystem β€” Influence of time, life events, and historical context on development.

Action Items / Next Steps

  • Review the five systems and prepare examples from your own life or case studies.
  • Reflect on how each system may influence development for future discussions.