Striving to answer that question more than 60 years ago sparked the development of the most powerful training methodology that has impacted U.S. industry - Training Within Industry (TWI). During World War II, major production increases were demanded by the U.S. military - TWI, which trains supervisors, was developed comprising three separate programs: Job Instruction - how to instruct employees so they can quickly remember to do a job, correctly, safely, and conscientiously. Job Methods - how to improve methods for producing greater quantities of quality products in less time by effectively using available workforce, machines, and materials. Job relations - how to lead employees so that problems are prevented and analytical methods are used to effectively resolve problems. Toyota was the earliest company to adopt TWI after World War II, and this methodology planted the seeds for the development of the Toyota Production System - the gold standard of manufacturing excellence. In...