With a new chapter on the literature review, this accessible step-by-step guide to using the five major approaches to research design is now in a thoroughly revised second edition. The prior edition's user-friendly features are augmented by a new companion website with worksheets keyed to each chapter. For each approach, the text presents a template for a research proposal and explains how to conceptualize and fill in every section. Interdisciplinary research examples draw on current events and social justice issues. Unique coverage includes hot topics--replication studies, data sharing, and preregistration; tailoring proposals to different audiences; and more. Terminology commonly used in each approach is identified and key moments of ethical decision making are flagged. The book includes a general introduction to social research, an in-depth discussion of ethics, and a chapter on how to begin a research study. New to This Edition New or expanded discussions of theory and literature in quantitative research, replication studies, preregistration of research, the critical paradigm in qualitative research, mixed methods research, approaching different kinds of organizations in community-based participatory research, and more. Chapter on the literature review, including the ethics of citational practices. Companion website with worksheets to aid in learning and practicing each chapter's key concepts. Updated examples, references, and recommended readings throughout. Pedagogical Features Multiple "Review Stops" in each chapter--quick quizzes with answer keys. End-of-chapter writing exercises, research activities, and suggested resources. Bolded key terms and an end-of-book glossary. Boxed tips from experts in the respective approaches. Pointers to downloadable worksheets throughout the chapters. Author-created PowerPoints and chapter tests with answer keys available to instructors using the book in a course.