Home › Authors › Robert H. Schaffer 👤 Robert H. Schaffer 6 books Books by Robert H. Schaffer Rapid results! 2005 High-impact consulting 1997 The breakthrough strategy 1988 Maximizing the impact of indus Maximizing the impact of industrial engineering 1966 Managing by total objectives Managing by total objectives 1964 Job satisfaction as related to Job satisfaction as related to need satisfaction in work 1954