"This text illustrates the importance of effective communication in disease prevention and health promotion by building theory-based messages while being responsive to diverse audience needs. This book clearly explains core health communication principles and processes for designing effective messages for health communication interventions and campaigns while integrating perspectives from multiple areas including psychology, public health, and social marketing. Key features: &• theory-based message design links theory and practice by explaining how psychosocial theories of behaviour change can be used to design effective health communication messages &• audience-centered message design provides clarity on how diverse audiences' cultures, beliefs, barriers, and needs can be effectively addressed &• suggested further readings guide students through additional theory and research &• end-of-chapter discussion questions encourage critical thinking about the implication of each chapter on future theory, research, and practice relevant to health communication message design and evaluation "--Pubisher.