Micro-management is an example of poor management where the manager over-manages people unnecessarily. The manager may be motivated by concern for details. The effect, however, may be resentment and de-motivation of the workers.
... Ray Bolger, actor, singer, dancer (+ 1987)
January 18 - Cary Grant, actor (+ 1986)
January 22 - George Balanchine, choreographer (+ 1983)
January 26 - Ancel Keys, ...