Why is an understanding of group dynamics useful to modern organisational leaders? What type of leader is most adept at harnessing group dynamics effectively?

Order Description
Essay question;
Why is an understanding of group dynamics useful to modern organisational leaders? What type of leader is most adept at harnessing group dynamics effectively?

As the essay required;
– This essay assignment actually poses two questions. You should formulate your answer as a single coherent essay – not as two separate essays.
– You are required to attempt the following essay question, by writing a critical analytical essay of 2000 words