Emphasizing customer oriented design and operation, this book explores the behavioral, physical, and mathematical foundations of the discipline and how to apply them to improve the human, societal, and economic well being of systems and organizations. The book provides valuable tools for human centered design and operation of equipment, work place, and organizations to optimize performance, satisfaction, and effectiveness. Covering physical and cognitive ergonomics, the book discusses safe, effective, enjoyable, and productive design of products and services that require interaction between humans and the environment.