Chapter 2 Causes of Abnormal Behavior %28compass%29

Chapter 2 Causes of Abnormal Behavior %28compass%29 -...

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1 CHAPTER TWO Causes of Maladaptive Behavior • Four psychological paradigms • Systems theory • Behavior genetics On the Menu Today:
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2 What is a Paradigm? A set of shared assumptions about: • the substance of a theory • how scientists should collect data and test theoretical propositions. 4 Basic Psychological Paradigms • Psychodynamic • Cognitive-Behavioral • Humanistic • Biological
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3 Which paradigm is correct? The blind men and the elephant Which paradigm is correct? Two answers: 1. Each individual paradigm is correct 2. All (or some) of them integrated together are correct • This approach is a Systems theory or biopsychosocial approach Biological Social Psychological
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4 • Four psychological paradigms • Systems theory • Behavior genetics On the Menu Today: Systems Theory: Definition No one paradigm offers the “right” approach: Systems theory integrates evidence from the biological, psychological and social domains. The centerpiece of systems theory is: Holism : whole=more than the sum of parts e.g. playing a sport where the team must work together (basketball, volleyball) The opposite of holism is: Reductionism : whole = sum of its parts. e.g. playing a sport where the team must work individually (gymnastics, wrestling)
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5 • Diathesis-Stress Model • Diathesis: existing vulnerability that precedes stressor • Stress: any event that triggers the onset of disturbance • A diathesis may or may not be biological, and a stressor may or may not be environmental. Systems Theory: Causality Systems Theory: Causality Equifinality: DIFFERENT causes for SAME disorder Death of parent Loss of job Change in brain chemistry Depression Depression Depression
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This note was uploaded on 12/15/2011 for the course PSYC 238 taught by Professor Lyubansky during the Fall '11 term at University of Illinois at Urbana–Champaign.

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Chapter 2 Causes of Abnormal Behavior %28compass%29 -...

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