Harry (born: December 28, 1951; died: 25 April 2017) was a statistician, quality expert, and author who is credited for developing Six Sigma, along with Bill Smith.
He was the co-founder of Six Sigma.
Harry was sometimes referred to as the 'father of Six Sigma'.
One of his books, Six Sigma: The Breakthrough Management Strategy Revolutionizing the World’s Top Corporations (published by Crown Business, 2000) has been on the bestseller list of The Wall Street Journal, Bloomberg Businessweek and Amazon.com.At the age of 65, he died on 25 April 2017, in Chandler, Arizona.