SUBIR CHOWDHURY is Chairman and CEO of ASI Consulting Group–the world leader on Six Sigma and quality leadership implementation consulting and training. As one of the world’s foremost authorities in helping leaders achieve positive and measurable results in business process improvement, Chowdhury’s clients include global Fortune 100 companies as well as small organizations in both the public and private sectors. Hailed by the New York Times as a "leading quality expert," Chowdhury is the author of eleven books, including the international bestseller The Power of Six Sigma, which has been translated in more than twenty languages and has sold more than a million copies.