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Psychology Overview

Jun 13, 2025

Overview

This lecture introduces the field of psychology, its origins, major schools of thought, and key figures, highlighting how psychology studies behavior and mental processes.

What Is Psychology?

  • Psychology is the scientific study of behavior and mental processes.
  • The term comes from Latin meaning "study of the soul," but its formal scientific definition is recent.
  • Psychology as a science was established in the mid-1800s.

Early History of Psychology

  • Ancient philosophers, like Aristotle, speculated about the mind but often inaccurately (e.g., placing consciousness in the heart).
  • Early psychological exams were conducted in China over 2,000 years ago.
  • Persian physician Rhazes described and treated mental illness in the 9th century.

Major Questions in Psychology

  • Psychology addresses big questions about morality, free will, mental illness, self, and consciousness.
  • Explores how the brain works, why behavior occurs, and what it means to be self-aware.

Major Schools of Thought

  • Structuralism: Wundt and Titchener aimed to break down the mind's structures through introspection but found it too subjective.
  • Functionalism: William James focused on how behaviors function and help adaptation, drawing from Darwin.
  • Psychoanalysis: Freud emphasized the influence of the unconscious mind and introduced talk therapy and self-discovery.
  • Behaviorism: Pavlov, Watson, and Skinner studied observable behavior and how it's learned, popular from the 1920s-1960s.
  • Psychodynamic Theories: Evolved from Freud, focusing on unconscious and early experiences.

Integration in Modern Psychology

  • Today's psychology integrates behaviorist, psychodynamic, humanistic, cognitive, and neuroscience perspectives.
  • Psychology is an integrative science using diverse methods to ask and answer complex questions about the mind.

Key Terms & Definitions

  • Psychology — the science of behavior and mental processes.
  • Structuralism — approach focusing on breaking down mental processes into basic elements.
  • Functionalism — approach emphasizing the function and purpose of behavior.
  • Psychoanalysis — theory and therapy focusing on unconscious motives and conflicts.
  • Behaviorism — study of observable behavior and its environmental determinants.
  • Introspection — examining one's own mental processes.

Action Items / Next Steps

  • Prepare for upcoming modules on different schools of psychology and how they apply to daily life.
  • Reflect on personal experiences or behaviors to relate to these psychological concepts.