Lillian Moller Gilbreth, an engineer and psychologist, elucidates the psychological aspects of managerial work and its implications for teaching. With a focus on efficiency and human-machine interaction, Gilbreth's research demonstrates how methods of time study and motion study can be implemented in educational environments for improved learning outcomes. Her findings have influenced modern management practices, making this a must-read for anyone interested in the intersection of psychology and business. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.