This document provides a summary of the gurus of Total Quality Management, including: - Walter Shewhart who developed control chart theory and the PDSA cycle for continuous improvement. - William Edwards Deming who emphasized quality and developed the PDCA cycle and his famous 14 points for quality improvement. - Kaoru Ishikawa who developed tools like the Fishbone diagram and emphasized quality circles and internal customers. - Genichi Taguchi who developed methods using loss functions to incorporate costs, targets, and variation into quality management.