Final answer:
Frank and Lillian Gilbreth are the pioneers of using motion studies as a management tool, specifically aiming to enhance worker efficiency in various workspaces.
Step-by-step explanation:
Frank and Lillian Gilbreth pioneered the use of motion studies as a management tool. They implemented these studies to increase worker efficiency by reducing the number of motions required to perform a task. Their efforts extended beyond industry to areas such as the home and office. The Gilbreths applied their methods to understand employee fatigue and to develop strategies for effective time management and reduce stress, emphasizing both money and job satisfaction as motivators.