Ken Blanchard

Ken Blanchard is an American author, business consultant and motivational speaker born in 1939. He co-created Situational Leadership theory with Paul Hersey and co-founded Blanchard, an international management training and consulting firm, with his wife Marjorie in 1979 in San Diego, California. He serves as the chief spiritual officer of the firm. His most successful book, The One Minute Manager (co-authored with Spencer Johnson in 1982), has sold over 15 million copies and been translated into many languages.