This document summarizes five influential quality gurus: W. Edwards Deming, Joseph Juran, Philip B. Crosby, Tom Peters, and Kaoru Ishikawa. It outlines their major contributions to quality management such as Deming's 14 points, Juran's strategic quality planning approach, Crosby's ideas of zero defects and quality being free, Peters' 12 traits of quality revolution, and Ishikawa's pioneering of quality circles in Japan.