Written by experienced behavioral scientists with substantial experience teaching public health students, Behavior Theory in Public Health Practice and Research, Second Edition offers a comprehensive study of health behavior theories that are the foundation of all health education and promotion programs. After presenting the rationale for behavioral science in public health practice, the text methodically describes each theory or set of related theories with ample examples and research that demonstrate how they are applied in public health practice. Thoroughly updated, the Second Edition offers: - Timely and relevant examples of applications to practice and research, including the COVID-19 pandemic, HIV/AIDS, racial, ethnic, and socioeconomic disparities, and more - Guided study questions, quizzes, take-home points for public health professionals, and a robust digital package for students and instructors - Exclusive focus on health behavior theory with recent and relevant examples and information - A readable, engaging, and accessible exploration of health behavior theory written for a wide range of students.