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Module 1.1 Foundations of Modern Psychology
Module 1.2 Psychologists: Who They Are and What They Do
Module 1.3 Research Methods in Psychology
Application Module 1.4 Becoming a Critical Thinker
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Psychology is the science of behavior and mental processes
What makes psychology a scientific discipline?
What is meant by “behavior” and “mental processes”?
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Module 1.1
Foundations of Modern Psychology
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Greek rootsPsyche – “mind”Logos – “study” or “knowledge”
Ancient Greek philosophersSocrates (ca. 469-399 B.C.)Plato (ca. 428-348 B.C.) Aristotle (ca. 384-332 B.C.)
Confucius (ca. 551-479 B.C.)
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Founded by students of Williams James
Founded by students of G. Stanley Hall
Founded by students of Wilhelm Wundt
Founded by Others
Clark University 1889University ofToronto 1890
Brown University 1892
Princeton University 1893
Trenton State College 1892
Randolf Macon Women’s College 1893
Wellesley College 1891
Johns Hopkins University 1883
Cornell University 1891
Yale University 1892
Columbia University 1890
University of Pennsylvania 1887
Catholic University 1891
Harvard University 1892
University of Michigan 1890
Indiana University 1887
University of Chicago 1893
University of Illinois 1892
University of Nebraska 1889
University of Kansas 1889
University of Iowa 1890
University of Wisconsin 1888
Stanford University 1893
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©2011 Cengage Learning
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Gestalt maxim“The whole is greater than the sum of the parts.”
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John B. Watson
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Sigmund Freud
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1 Behavioral
2 Psychodynamic
3 Humanistic
4 Physiological
5 Cognitive
6 Sociocultural
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John Watson
B.F.Skinner
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Psychodynamic Perspective (1900 - Present)
Carl Jung
Alfred Adler
Karen Horney
Sigmund Freud
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Humanistic Perspective (1950s - Present)
Carl Rogers
Abraham Maslow
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Cognitive Perspective (1950s - Present)
Key Areas of StudyThinking ProcessesLearning and MemoryProblem SolvingLanguage Development
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Physiological Perspective (1950s - Present)
How do genes influence behavior?
How does the brain work?
How is behavior influenced by hormonal factors?
What is the role of neurotransmitters in behavior?
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Evolutionary Psychology (1980s - Present)
What role does evolution play in human behavior?
Might behavioral patterns in modern humans reflect the struggle for survival of ancestral humans?
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Sociocultural Perspective (Mid-1900s to Present)
What are the social and cultural influences on behavior?
How does behavior vary in relation to factors such as income level, ethnicity, gender, and sexual orientation?
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Year
Fla
gs
hip
Art
icle
s w
ith
Ke
yw
ord
s (
%)
0
2
4
6
8
10
12
14
16
18
20
1950 1956 1962 1968 1974 19961980 1986 1992
Cognitive Approach
Behavioral Approach
Psychoanalytic Approach
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1870 1880
1875
First demonstration laboratories are set up independently by William James (at Harvard) and Wilhelm Wundt (at the University of Leipzig).
1879
Wilhelm Wundt establishes first research laboratory in psychology at Leipzig, Germany.
1881
Wilhelm Wundt establishesfirst journal devoted toresearch in psychology.
1883
G. Stanley Hall establishesAmerica’s first researchlaboratory in psychology atJohns Hopkins University.
1890
William James publishes hisseminal work, The Principlesof Psychology.
1892
G. Stanley Hall founds American Psychological Association.
1913
John B. Watson writes classic behaviorism manifesto, arguing that psychology should study only observable behavior.
1914
Leta Hollingworth publishes pioneering work on the psychology of women.1914 - 1918
Widespread intelligencetesting is begun by militaryduring World War I.
1916
Lewis Terman publishes Stanford-Binet Intelligence Scale, which becomes the world’s foremost intelligence test.
1920s
Gestalt psychology nears its peak influence.
1933
Sigmund Freud’s influencecontinues to build as hepublishes New IntroductoryLectures on Psychoanalysis.
1904
Ivan Pavlov shows howconditioned responses arecreated, paving the way forStimulus response psychology.
1905
Alfred Binet develops first successful intelligence test in France.
1908
Margaret Washburn publishes The Animal Mind, which serves as an impetus for behaviorism.
1909
Sigmund Freud’s increasing influence receives formal recognition as G. Stanley Hall invites Freud to give lectures at Clark University.
1941 - 1945
Rapid growth in clinical psychology begins in response to huge demand for clinical services created by World War II and its aftermath.
1947
Kenneth and Mamie Clark publish work on prejudice that is cited in landmark 1954 Supreme Court decision outlawing segregation.
1950
Erik Erikson writes Childhood and Society in which he extends Freud’s Theory of Development across the life span.
1951
Carl Rogers helps launch humanistic movement with publication of Client-Centered Therapy.
1953
B. F. Skinner publishes his influential Science and HumanBehavior, advocating radicalbehaviorism similar to Watson’s.
1954
Abraham Maslow’s Motivation and Personality helps fuel humanistic movement.
1956
The cognitive revolution is launched at watershed conference where Herbert Simon, George Miller, and Noam Chomsky report three major advances in just one day.
1961 - 1964
Roger Sperry’s split-brain research and work by David Hubel and Torsten Wiesel on how cortical cells respond to light help rejuvenate the biological perspective in psychology.
1963
Stanley Milgram conductscontroversial study of obedience to authority,which may be the mostfamous single study inpsychology’s history.
1971
B. F. Skinner creates furor over radical behaviorism with his controversial bookBeyond Freedom and Dignity.
1974
Eleanor Maccoby and Carol Jacklin publish their landmark review of research on gender differences, which galvanizes research in this area.
1978
Herbert Simon wins Nobelprize (in economics) forresearch on cognition.
1980s
Increased global interdependence and cultural diversity in Western societies spark surge of interest in how cultural factors mold behavior.
1981
Roger Sperry wins Nobel prize(in physiology and medicine)for split-brain studies.
1988
Research psychologists formAmerican Psychological Society(APS) to serve as an advocate for the science of psychology.
Early 1990s
Evolutionary psychologyemerges as a major newtheoretical perspective.
1990s
The repressed memoriescontroversy stimulatesinfluential research byElizabeth Loftus and otherson the malleability andfallibility of human memory.
Late 1990s
Martin Seligman launches the positive psychology movement.
2000
Eric Kandel wins Nobel Prize (in physiology and medicine) for his research on the biochemistry of memory.
2002
Daniel Kahneman wins Nobel Prize (in economics) for his research on decision making.
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Module 1.2
Psychologists: Who They Are and What They Do
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Year
AP
A M
emb
ersh
ip (
tho
usa
nd
s)
0
10
20
30
40
50
60
70
80
90
100
1900 1920 1940 1960 1980 2000
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10%Government agencies
9%Nonprofit organizations
6%Schools
40%For-profit/self-employment
35%Colleges, universities, medical schools
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52.7%Clinical
11.3%Counseling
4.6%Industrial/Organizational
4.0%School
3.1%Developmental
2.2%Educational
1.6%Health
1.5%Experimental
1.1%Cognitive
17.9%Other
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Mary Whiton Calkins Margaret Floy Washburn
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Gilbert Haven Jones Kenneth and Mamie Phipps-Clark
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Source: National Science Foundation, Division of Science Resource Statistics, Science and Engineering Degrees, by Race/Ethnicity of Recipients, 1992-2001, NSF, 04318, Project Officers Susan T. Hill, and Jean M. Johnson (Arlington, VA), April 2004.
11.3%Hispanic (Latino)
4.6%African American
4.0%Asian and Pacific Islander
1.0%American Indian
85.0%White (non-Hispanic)
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Pe
rce
nta
ge
of
wo
me
n
0
10
20
30
40
50
60
70
80
1970 2005YearSource: Cynkar, 2007
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Module 1.3
Research Methods in Psychology
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Anxiety
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How Affects
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School
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Developing a Research Question
Drawing on theory, observations, experiences, or common beliefs to formulate a researchable question
Forming a Hypothesis
Reframing the question so that it becomes a specific prediction that can be tested through research
GatheringEvidence
Testing the hypothesis
Drawing Conclusions
Using statistical methods of analysis to determine whether the data support the hypothesis
4
1 2
3
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Hypothesis: Students who study over a span of 3 weeks before a test perform better than those who wait until the night before
MethodData
Collection AnalysisReport
Findings
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Detailed case histories are completedfor youngsters referred to counseling because of excessive aggressive behavior in school. The childrenare interviewed, as are their parents and teachers.
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Population
Nonrepresentative Sample
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Negative Correlation Positive Correlation
Strength of Relationship
Increasing Increasing
High Moderate Low HighModerateLow
1.00.90.80.70.60.50.40.30.20.100-.10-.20-.30-.40-.50-.60-.70-.80-.90-1.00
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Positive CorrelationHigh scores on X are associated with high scores on Y,and low scores on X are associated with low scores on Y.
# of Cigarettes Smoked
X
Blood Pressure Reading
Y
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Negative CorrelationHigh scores on X are associated with low scores on Y,and low scores on X are associated with high scores on Y.
Amount ofcaffeine Ingested
X
# of HoursSlept
Y
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Pe
rfo
rma
nc
e o
f S
tud
en
ts
0
10
20
30
40
50
60
70
80
90
100
SuccessfulStudents
UnsuccessfulStudents
Always or Almost Always in Class
Sometimes Absent
Often Absent
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Allows for investigation of cause-and-effect relationships
Independent variables: Manipulated variables
Dependent variables: Measured variables
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Independent Variable
DependentVariable
ExperimentalGroup
ControlGroup
ExtraneousVariables
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Random AssignmentParticipants
Independent Variable: Control Group
Independent Variable: Experimental group
Measure dependent variable Is there a significant difference between the two groups?
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Absence of Pain = Dependent Variable
IndependentVariable
Experimental Group
Control Group
No Treatment
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A physiologist sets out to determine whether the caloric content of food (high-calorie versus low-calorie) is a determinant of the amount eaten by rats who have been subjected to 48 hours of food deprivation.
Which one is the dependent variable?
Amount eaten by rats
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Independent Variable #1
Independent Variable #2
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Dependent Variable #1
Dependent Variable #2
WorkerSatisfaction
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Experiments may not reflect
behavior in real-life settings
Ethical Concerns
Practical Realities
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Williams, L.E. & Bargh, J.A. (2008). Experiencing physical warmth promotes
Interpersonal warmth. Science, 322, 606-607. doi: 10.1126/science.1162548
Author’s names: Last name followed by initials
Date of publication
Title of Article
Name of journal in italics
Journal volume number in italics
Pages in journalwhere article appears
Digital Object Identifier
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Code of ethicsE.g., when deception can be used
Ethics review committees
Important ethical requirementsInformed consentConfidentiality
Ethical guidelines for animal research
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ApplicationModule 1.4
Becoming a Critical Thinker
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Question everything
Clarify what you mean
Avoid oversimplifying
Avoid overgeneralizing
Don’t confuse correlation with causation
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Consider the assumptions upon which claims are based
Examine sources of claims
Question the evidence upon which claims are based
Consider alternative ways of explaining claims
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Don’t suspend your skeptical attitude when online!
Most trustworthy online information comes from well-known scientific sources