As problems are rising on a daily basis in the society, there is need for effective as well as goal oriented groups. These groups ought to help the affected individuals to overcome their problems. A wide variety of such groups, including Alcoholics Anonymous, Narcotics Anonymous, and Co-dependents Anonymous form their groups with an intention of working together to overcome their problems and live positive lives. There is a great need therefore for leaders of such groups top are in the fore front in understanding the meaning of group dynamics, which encompasses such concepts as cohesion and development, environment, powder, leadership just but to mention a few. This helps the individuals understand how the concepts when well incorporated leads to achievement of goals by the group.