When approached from the Lean perspective, Henry Laurence Gantt's Organizing for Work provides a window into the American origins of the 2nd Pillar of Lean - Respect For People. Henry Gantt, the creator of Gantt charts, galvanized the human aspect of efficiency with razor sharp clarity. Production improvements go astray because we have "ignored the human factor and failed to take advantage of the ability and desire of the ordinary man to learn and improve his position."