IP M2

HISTORY AND SCHOOLS OF PSYCHOLOGY

Overview of Psychology

  • Background of Psychology includes an exploration of its historical perspectives and the evolution of various psychological schools.

  • Key schools of thought include Structuralism, Functionalism, Gestalt Psychology, Behaviorism, Cognitive, Psychodynamic, Socio-Cultural, Evolutionary, Humanism, and Existentialism.

Historical Perspectives

Early Thinkers

  • Ancient Greek philosophers such as Plato (428 BC–347 BC) and Aristotle (384 BC–322 BC) were among the earliest to ponder essential questions regarding the workings of the mind.

  • A critical debate revolved around the nature of cognitive abilities—specifically whether these abilities are inborn (nativism) or acquired through experiences (philosophical empiricism).

Nativism vs. Philosophical Empiricism

  • Nativism argued by Plato, posits that certain types of knowledge are innate, suggesting an inherent understanding of certain concepts.

  • Philosophical Empiricism, proposed by Aristotle, posits that all knowledge stems from experience, highlighting the importance of observation and interaction with the environment.

Mind-Body Dualism

  • René Descartes (1596–1650), a significant figure in philosophy, proposed that the body and mind are fundamentally different; the body consists of a material substance, while the mind (or soul) is immaterial.

  • He suggested that the mind influences the body through the pineal gland, a small brain region, indicating early attempts to explore the connection between mental and physical states.

The Study of Brain Function

  • Franz Joseph Gall (1758–1828) observed the relationship between brain size and mental capabilities, introducing the concept of phrenology, which claims that specific mental traits are associated with specific brain areas.

  • In contrast, Pierre Flourens (1794–1867) challenged Gall’s theories by conducting brain experiments on animals, demonstrating that removing parts of the brain resulted in differing behaviors, thus providing empirical evidence against Gall's theories.

The Emergence of Psychology as a Science

  • With advancements in physiology, methods to measure nerve impulses raised questions about the measurement of mental abilities.

  • William James (1867) acknowledged the scientific potential of psychology, recognizing the work of Hermann von Helmholtz and Wilhelm Wundt as foundational to establishing psychology as a scientific discipline.

Wilhelm Wundt and Structuralism

Foundations of Structuralism

  • Wilhelm Wundt, recognized as the father of experimental psychology, opened the first psychology laboratory in 1879 at the University of Leipzig.

  • He emphasized that psychology should focus on consciousness and the subjective experience of the mind, using introspection as a method to analyze these experiences.

The Role of Introspection

  • Introspection involved the subjective observation of one's own conscious experience, wherein subjects reported their raw sensory perceptions.

  • Wundt sought to measure conscious processes objectively, employing reaction time as a quantifiable metric in psychological experiments.

Edward Titchener's Contribution

  • Edward Titchener introduced and coined the term structuralism, shifting some of Wundt’s ideas to America while also emphasizing the identification of basic conscious elements over their relationships.

  • Titchener instructed his students to provide detailed reports of their sensory experiences, aiming to isolate the most fundamental components of consciousness.

Limitations of Structuralism

  • Structuralism gradually waned due to challenges in replicating introspective observations, which hindered consensus on the elements of consciousness.

  • Critics raised concerns about the feasibility of accurate identification of mental elements through introspection alone, leading to a decline in structuralist methodology.

Functionalism

Understanding Functionalism

  • Functionalism, largely shaped by William James, focused on the purposes of mental processes and how they aid adaptation to the environment.

  • It emerged partly due to the influence of Charles Darwin's theory of biological evolution, viewing mental processes as essential for survival and adaptation.

James's Perspective

  • James posited that each element of consciousness had a specific function that contributes to survival, urging psychologists to decipher these functions through observation and analysis.

The Tension between Structuralism and Functionalism

  • Functionalism criticized structuralism for being too focused on the isolation of mental elements, arguing it lacked application to real-world scenarios where functions of consciousness were essential.

  • Conversely, structuralists like Wundt criticized functionalism for neglecting empirically derived insights.

Gestalt Psychology

Core Principles of Gestalt Psychology

  • Gestalt psychology, founded by figures like Max Wertheimer, advocated that the mind organizes sensory experiences into unified wholes rather than fragmented parts.

  • This view contradicts structuralism, asserting that perception involves more than the sum of its elements.

Influence on Modern Psychology

  • Gestalt principles underscore the mind's ability to impose structure on perception, leading to modern applications in object and social perception, fundamentally steering contemporary psychological research.

The Psychodynamic Perspective

Foundations of the Psychodynamic Approach

  • Initiated by Sigmund Freud, the psychodynamic perspective focuses on early childhood experiences and the unconscious influences on behavior and mental states.

  • Freud theorized that unresolved issues from childhood manifest as psychological disturbances in adulthood.

Key Contributors

  • Notable contributors include Carl Jung, Alfred Adler, Karen Horney, and Erik Erikson, who expanded Freud’s original theories. However, many of their ideas lack robust empirical support from contemporary research.

Modern Adaptations

  • Current psychodynamic theory emphasizes ongoing human development and childhood experiences as pivotal in shaping adult behaviors and attitudes.

Behaviorism

Principles of Behaviorism

  • Behaviorism posits that psychology should focus solely on observable behavior rather than unobservable mental processes, arguing that behavior can be studied objectively.

  • Founders like John B. Watson and B.F. Skinner emphasized stimulants and responses to explain behavior without reference to internal thoughts.

Contributions to Psychology

  • Behaviorism provided significant insights into learning processes and the nature vs. nurture debate, although it downplayed the importance of internal cognitive processes.

Cognitive Perspective

Understanding Cognitive Processes

  • The Cognitive perspective emerged to study mental processes such as perception, memory, and decision-making, advocating the complexity of thinking as a determinant of behavior.

  • Pioneers like Hermann Ebbinghaus and Sir Frederic Bartlett expanded the understanding of memory and cognitive functioning.

Influence of Neuroimaging

  • Advances in neuroimaging allowed researchers to visualize brain activity during cognitive tasks, thus deepening the understanding of mental processes.

Evolutionary Perspective

Applying Evolutionary Principles

  • The Evolutionary perspective integrates Darwinian theories to explain behaviors as adaptive traits essential for survival and reproduction.

  • Evolutionary psychology extends these principles to human behavior, investigating dynamics such as attraction and social cooperation.

Socio-Cultural Perspective

Influences of Culture and Society

  • The Socio-Cultural perspective studies how social contexts and cultural backgrounds shape thoughts and behaviors, emphasizing relationships and interactions.

Norms and Cultural Values

  • Social norms significantly dictate behavior patterns, reflecting shared values and beliefs within specific cultural settings.

Humanistic Perspective

Emphasis on Human Potential

  • The Humanistic perspective champions self-actualization, personal growth, and free will, positing that individuals have innate drives for personal development.

  • Figures like Carl Rogers and Abraham Maslow highlighted the significance of fulfilling one's potential through self-understanding and acceptance.

Positive Psychology

  • The humanistic approach informs the development of positive psychology, which investigates elements that promote mental well-being and resilience, rather than just focusing on pathology.

References

  • Schacter, D. L., Gilbert, D. T., Wegner, D. M., & Hood, B. M. (2016). Psychology (2nd ed.). Palgrave.

  • Lally, M., & Valentine-French, S. (2016). Introduction to Psychology pp 15-34.