Contributors. Part I. Theoretical and Historical Perspectives. 1. Social Relationships and Health, Sheldon Cohen, Benjamin H. Gottlieb, and Lynn G. Underwood. Part II. Social Support Measures. 2. Social Support Theory and Measurement, Brian Lakey and Sheldon Cohen. 3. Measuring Social Integration and Social Networks, Ian Brissette, Sheldon Cohen, and Teresa E. Seeman. 4. Measuring Perceived and Received Social Support, Thomas A. Wills and Ori Shinar. 5. Measuring Relationship Properties and Interactions Relevant to Social Support, Harry T. Reis and Nancy Collins. Part III. Social Support Inter.