Introduction to intervention research -- Overview of designing interventions -- Understanding the problem -- Clarifying elements of the intervention -- Intervention theory -- Tailored intervention -- Overview of implementation of interventions -- Development of intervention manual -- Selecting, training and addressing the influence of interventionists -- Intervention fidelity -- Overview of evaluation of interventions -- Testing the acceptability and feasibility of interventions -- Examining the efficacy of interventions -- Determining the effectiveness of interventions -- Preferences for treatment -- Translation of interventions