Essentials of Research Design and Methodology contains practical information on how to design and conduct scientifc research. Packaged in the engaging Essentials format, students and practitioners in the behavioral sciences and related disciplines will gain important insight into identifying research topics and variables and selecting research approaches, as well as data collection and assessment strategies, interpretation methods, and important ethical and legal considerations. Perfect for courses on research design, this volume is also must-reading for anyone conducting research as well as consumers of research data.