Masaharu Kumashiro is Professor and Head of the Department of Ergonomics at the University of Occupational and Environmental Health, Japan. He is President of the Pan-Pacific Council of Occupational Ergonomics, President of the Society for Occupational Safety, Health and Ergonomics, Chair if the IEA Technical Committee for Safety and Health, and also Fellow of the Ergonomics Society. He has been a world leader in establishing the study of ergonomics within the field of occupational health, and plays the central role in the global network of researchers involved in Aging and Work