Frank Bunker Gilbreth, Sr. was an American engineer known for his contributions to the fields of time study and industrial engineering. Born on July 7, 1868, and passing away on June 14, 1924, Gilbreth co-founded the scientific management movement with his wife, Lillian M. Gilbreth, a psychologist. Together, they introduced methods for improving efficiency through time and motion studies, which had a profound impact on modern industry and the rise of scientific management.
