Types of Relationships -- Introduction -- Research on Interpersonal Relationships -- Types of Relationships -- Summary -- Types of Love -- The Basic Distinction: Companionate and Passionate Love -- Rubin's Model of Liking and Loving -- Sternberg's Triangle of Love -- Lee's Six Styles of Loving -- Types of Love and Attachment Styles -- Summary -- Factors Determining Relationship Formation -- Proximity -- Similarity -- Physical Attraction -- Reciprocal Liking -- Complementarity -- Competence -- Summary -- Theories of Interpersonal Attraction -- Learning theory -- Social Exchange theory -- Equity theory -- Sociobiology -- Summary -- The Maintenance and Course of Relationships -- Stage and Filter Models -- Evaluation of Filter and Stage theories -- Summary -- The Dissolution of Relationships -- Conflicts in Relationships -- Duck's Model of Relationship Dissolution -- Rusbult and Zembrodt's Model of Responses to Relationship Dissatisfaction -- Concluding Comments -- Summary -- Components and Effects of Relationships -- Components of Relationships: Self-Disclosure -- Components of Relationships: Rules -- Components of Relationships: Power -- Health and Happiness -- Summary -- Individual, Social and Cultural Variations in Relationships -- Homosexual Relationships -- Gender Differences In Same-sex Friendships -- Cross-Cultural Differences In Heterosexual Relationships -- Summary -- Study Aids -- Improving Your Essay Writing Skills -- Key Research Summary. Part 1. Part 2. Part 3. Part 4. Part 5. Part 6. Part 7. Part 8. Part 9.