Married Frank Gilbreth, beginning influential partnership in motion study.
On October 19, 1904, Lillian Moller married Frank Bunker Gilbreth, a construction contractor interested in efficiency and management. This union not only expanded her personal life with the birth of twelve children but also marked the beginning of a profound professional collaboration. Together, they focused on enhancing work efficiency and management, establishing a management consulting firm that pioneered motion study and time management approaches. Their partnership famously combined engineering's efficiency with a psychological understanding of worker satisfaction and productivity.