Joseph M. Juran, invited to Japan in 1954, emphasized quality as 'fitness for use' and advocated for a top-down management approach focused on quality planning, control, and improvement. His contributions include the quality trilogy (planning, control, improvement), the classification of quality costs (prevention, appraisal, failure), and a ten-step process for quality improvement. Juran's philosophy underlines the importance of recognizing all stakeholders as customers, and his methods aim to enhance organizational processes and maintain competitive advantage.