Motivation = Goal-Directed Behavior

Theories: Drives? Instincts? Evolutionary Forces?


Hunger & Eating

[BAKERY WINDOW]  [FRUIT]

A. Biological Factors: A very complicated set of forces & mechanisms

  • Brain
  • Glucose & Digestive Organs
  • Hormones

B. Environmental Factors

  • Food Cues
  • Learning
  • Stress & Arousal


Sexual Motivation & Behavior

A. The Human Sexual Response Cycle

  • William Masters & Virginia Johnson: Human Sexual Response (1966)
  • Helen Singer Kaplan: Disorders of Sexual Desire (1979)

[Male Sexual Respone Cycle]

 

 

B. Evolutionary Approaches to Sexual Motivation

1. Robert Triver's Parental Investment Theory

2. Gender Differences in

  • Sexual Activity
  • Mate Preferences
  • Relationship Jealousy


 

C. Sexual Orientation   

1. What causes homosexuality? What causes heterosexuality?

2. The Homosexual-Heterosexual Distinction

3. Prevalence of Same-Sex Orientation

4. Factors leading to Same-Sex Orientation

  • Environmental
    • Freudian & Behavioral theories unsupported
    • Early "feminine" behavior in boys as predictive
    • Early recognition of orientation
       
  • Biological
    • Adult Hormonal Difference theory unsupported
    • Genetic Similarity or Relatedness Studies
    • Anatomical Difference Studies

 

 

 


This page was originally posted on 10/16/03 and last updated on 10/18/06