Contents: Preface. Part I: Introduction to Social Research Methods. Basic Concepts. Fitting Research Design to Research Purpose: Internal and External Validity. Measuring Concepts: Reliability and Validity. Part II: Research Design Strategies. Designing Experiments: Variations on the Basics. Constructing Laboratory Experiments. External Validity of Laboratory Experiments. Conducting Experiments Outside the Laboratory. Correlational Design and Causal Analysis. Quasi-Experiments and Evaluation Research. Survey Design and Sampling. Part III: Data Collection Methods. Systematic Observational Methods and Naturalistic Research. Interviewing. Content Analysis. Scaling Stimuli: Social Psychophysics. Scaling Individuals: Questionnaire Design and Rating Scale Construction. Social Cognition Methods: Measuring Implicit Thoughts and Feelings. Methods for Assessing Dyads and Groups. Part IV: Concluding Perspectives. Synthesizing Research Results: Meta-Analysis. Social Responsibility and Ethics in Social Research.