Book excerpt: Focused on the underlying logic behind social research, Methodological Thinking: Basic Principles of Social Research Design by Donileen R. Loseke encourages readers to understand research methods as a way of thinking. The book provides a concise overview of the basic principles of social research, including the characteristics of research questions, the importance of literature reviews, variations in data generation techniques, and sampling. The Second Edition includes a revised chapter on research foundations, with focus on the philosophy of science and ethics; an emphasis on critical thinking; additional attention to evaluating research; and a new selection of briefer, multidisciplinary journal articles designed to be accessible to a wide variety of readers.