Data Collection

This second book in the M&E Series begins with a brief introduction to the ROI process model and the Twelve Guiding Principles. It goes on to explain, in detail, one of the most critical activities in the evaluation process: data collection. Data are collected during every step of the ROI Methodology, and how and when these data are collected are crucial to successful program evaluation. This book provides detailed information about data collection methods and how and when to collect data at each evaluation level.