Decision and ControlStafford Beer is undoubtedly among the world's most provocative, creative, and profound thinkers on the subject of management, and he records his thinking with a flair that is unmatched. His writing is as much art as it is science. He is the most viable system I know. Dr Russell L Ackoff, The Institute for Interactive Management, Pennsylvania, USA. If anyone can make it [Operations Research] understandably readable and positively interesting, it is