Kenneth Hartley Blanchard (born May 6, 1939) is an American author, business consultant and motivational speaker who has written over 60 books, most of which were co-authored. His most successful book, The One Minute Manager, has sold over 15 million copies and been translated into many languages.Blanchard is the Chief Spiritual Officer of The Ken Blanchard Companies, an international management training and consulting firm that he and his wife, Marjorie Blanchard, co-founded in 1979 in San Diego, California. Blanchard is known for the quote "None of us is as smart as all of us." Source: Wikipedia (en)