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Margaret Harlow

Explore Margaret Harlow's groundbreaking contributions to psychology, her struggles and achievements, and the evolution of motivation theories. Learn about her experiments, research data, and enduring influence in various fields.

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Margaret Harlow

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  1. Margaret Harlow Evan-Ben-Rebecca-Edwin

  2. Historical Antecedents • Motivation for action originally described“drive”. • Term “drive” first coined by Woodworth in 1918. • Freud's “Primary Drive Theory”. • Hull’s “Principles of Behavior” (1943). • During this time motivation was seen as primarily resulting from biological needs.

  3. Historical Antecedents • Cognition theory. • Tolman’s 1948 rat maze experiments. • Shows learning is goal-orientated, and purposeful. • Believed motivation was based on deprivation and incentives.

  4. Extraneous Struggles endured • Margaret overcame… • The Great Depression • World War II • The Korean War • Recession

  5. Society’s Confinements Legislation Men: Women Pay scale

  6. Competitors 1942 Piaget: Psychology of Intelligence 1943 Hull: Principles of Behavior 1948 Skinner: Walden II 1950 May: The Meaning of Anxiety 1950 Erickson: Childhood and Society 1951 Rogers: Client-centered Therapy 1954 Jung: Von dem Wurzehn des Bewussteins 1954 Allport: The Nature of Prejudice 1954 Maslow: Motivation and Personality

  7. #1 biggest obstacle personally and professionally….. Gender

  8. Women in the 1940’s-1950’s • Zeitgeist was repressive toward females • Graduated in 1944 with her Ph.D

  9. Expectations • 1950’s “typical woman” • Societies High Expectations

  10. Vast Differences The American Psychological Association was founded in 1872. BUT….

  11. Moving on Up Back Then In 1950 women earned 14.8% of doctorates in Psychology. In 1984 women participants in the psychology field were ranked equal with men

  12. Now As of 2004 women earn 67.4% of the doctorates in Psychology. In 1997 women surpassed men making up 66.6% of the psychology field.

  13. Experiments and Research data Ben Kindell

  14. Journal of Comparative and Physiological Psychology Editor • Margaret Harlow • Two Articles • “…during this period that the journal broke with tradition and actively encouraged the publication of developmental articles.”

  15. Experiments • Performance of Infant Rhesus Monkeys on Discrimination Learning, Delayed Response, and Discrimination Learning Set. • Article One

  16. Discrimination Phase Article One • Five groups: 60-90-150-360-120 • 150 efficiency peak • Discrimination Reward

  17. Delayed Response Phase • Instructed Behind Opaque Glass • Isosceles Triangle • The Grape

  18. Development • Nine Month Old • Performs near adult levels • Performance Peaks at 150 days of age • “Long period of increasing capability, and there is a period beyond which learning does not improve”

  19. Experiments • Learning Motivated by a Manipulation Drive

  20. Motivation Drive Article two • 8 Monkeys • Group A: NO FOOD • Group B: Extrinsic Reward?

  21. Baited • Group: food beneath hasp • Error • Disruption CI=1

  22. Experiments • “… a manipulation drive can best account for the behavior.” • The drive to manipulate is present before food introduction and dissolves with food brought in. • Edwin talks about strengths and weaknesses

  23. Strength’s Subjects Rhesus Monkey’s Theoretically based research Experimental environment - Lab equipment - Upbringing Data Collection Administrative skills

  24. Weakness Over shadowed - Harry Harlow - Other’s Unethical research methods Humanistic school of thought

  25. Influence of the Individual over time… • Her research is cited and referenced all over the world.

  26. Influence • Research into child development – deprivation • Psychotherapy and the single synapse • Book “Understanding children’s development” • Body pleasure and the origins of violence • Awards • 1972 G. Stanley Hall Margaret Harlow Harry Harlow Jean MacFarlane

  27. Influenced Many Areas… • Sociology • Motivation • Psychology • Behavior • Child Development • Sexuality • Animal Behavior • Society

  28. Summary • Margaret overcame. • encouraged the publication of developmental articles • Humanistic school of thought

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