Temporary Formal Groups: These are ad-hoc groups setup fora specific mission, such groups exist as long as their mission are unfulfilled or when their time schedule is yet to elapse. Functions of Permanent Formal Groups (a) Means of working on complex, interdependent tasks too difficult for an individual to handle. b) Generation of new ideas or creative solutions when information is dispersed among several people. c) Coordination of functions among departments whose work is somewhat interdependent. d) Facilitation of the implementation of complex decisions. e) Formal groups provide a vehicle for socialization and training. C.2.2 Informal Groups Informal groups are groups which arise as a result of interaction among people who work in an organization. These are groups formed basically to meet the psychological needs of workers. ab Horizontal Clique: These are made of people with the same educational background, status, age, ethnic background, religion etc. b) Vertical Clique: Made up of people with different status and background. c) Random Clique: Made up of a mix people both similar and with different backgrounds. Functions of Informal Groups (a) Affiliation needs (need for friendship, support, love, etc) b) Sense of identity the natural instinct of wanting to identify with others. c) Maintenance of self-esteem. d) Through discussion with each other and the development of shared perspective and consensus, groups reduce uncertainty in the social environment of its members. C.3 Definition of Team A team is a small number of people with complementary skills who are committed to a common purpose, set of performance goals, and approach for which they hold themselves mutually accountable. A work team is a group of people with complementary skills who are committed to a common mission, performance goals and approach for which they hold themselves mutually accountable. All work teams are groups, but not all groups are work teams. Groups emphasize individual leadership, individual accountability, and individual work products. Work teams emphasize share leadership, mutual accountability, and collective work products.