Chapter 1 The Methodological Imagination, Mary Boulton; Part 1 Research Design, Theoretical Frameworks and the Research Question; Chapter 2 Using Longitudinal Cohort-Sequential Designs to Study Changes in Sexual Behaviour, Glynis M. Breakwell, Chris R. Fife-Schaw; Chapter 3 Monitoring Behavioural Change in the Population: A Continuous Data Collection Approach, David McQueen, Stefano Carnpostrini; Chapter 4 Acts, Sessions and Individuals: A Model for Analysing Sexual Behaviour, Peter Davies; Chapter 5 Analysing Naturally-Occurring Data on AIDS Counselling: Some Methodological and Practical Issues, David Silverman; Part 2 Samples and Populations; Chapter 6 Some Methodological and Practical Implications of Employing Drug Users as Indigenous Fieldworkers, Robert Power; Chapter 7 How Many Prostitutes? Epidemiology out of Ethnography, Neil McKeganey, Marina Barnard, Michael Bloor; Part 3 Methods of Data Collection; Chapter 8 Diaries and Sexual Behaviour: The Use of Sexual Diaries as Method and Substance in Researching Gay Men’s Response to HIV/AIDS, Anthony P.M. Coxon; Chapter 9 Social Science Methods used in a Study of Prostitutes in the Gambia, Helen Pickering; Chapter 10 Focus Groups: Method or Madness?, Jenny Kitzinger; Part 4 Evaluating Health Education Interventions; Chapter 11 Theory, Utility and Stakeholders: Methodological Issues in Evaluating a Community Project on HIV/AIDS, Ian S. Peers, Margaret Johnston; Chapter 12 Assessing AIDS Preventive Strategies in Europe: Lessons for Evaluative Research, Kaye Wellings; Part 5 A Feminist Approach to Social Research HIV/AIDS; Chapter 13 Methodological Issues in Researching Young Women’s Sexuality, Janet Holland, Caroline Ramazanoglu, Sue Scott, Sue Sharpe, Rachel Thomson; Part 6 Looking Forward; Chapter 14 Towards the Mainstreaming of HIV/AIDS Research, Mildred Blaxter;