The One Minute Manager The One Minute Manager The One Minute Manager is a very short book by Ken Blanchard and Spencer Johnson. The brief volume tells a story, recounting three techniques of an effective manager: one-minute goals, one-minute praisings and one-minute reprimands. Each of these takes only a minute but is purportedly of lasting benefit. It was followed by a sequel, "Leadership and the One Minute Manager", by Ken Blanchard, Patricia Zigarmi and Drea Zigarmi, which laid out Blanchard's Situational Leadership II concept. The concept has been called a management fad, and derivative of management by objectives, itself derived from the business planning
Longitude rewards Longitude Act only addressed the determination of longitude at sea. Determining longitude reasonably accurately on land was, from the 17th century onwards, possible using the Galilean moons of Jupiter as an astronomical 'clock'. The moons were easily observable on land, but numerous attempts to reliably observe them from the deck of a ship resulted in failure. For details on other efforts towards determining the longitude, see History of longitude. The need for better navigational accuracy for increasingly longer oceanic voyages had been an issue explored by many European nations for centuries before the passing of the Longitude Act in England