Through a multidisciplinary approach, this book takes readers on a journey through the complex maze of issues that surrounds animal welfare today. The text links current and historical uses of animals and our views toward them with the concept of sustainable agriculture, addressing the role that welfare plays in a strong and viable food system. Contributors present their views on what constitutes genuine animal welfare and how it is attained. They discuss topics including ethics, food safety, ecology, biotechnology, and the contributions of animals to society. Unique in its depth, breadth, and balance, this book underscores the need for dialog on animal welfare.