Discuss the importance of groups to Leadership derailment or transgression.

What is the title/topic of your paper?
Essay: Discuss the importance of groups to Leadership derailment or transgression.
Can you please describe your work?
This is an essay DISCUSSING Leadership for a Psychology Master’s degree.
Please begin it with a brief introduction, leading into the main body
 
How many words is your brief:
1500 words in total
Referencing style to be used :
APA
Number of sources to be used?:
I would like at least 20 sources to be used. Please include the work belowf when talking about groups (and other researchers in the area). Please also include research in the area of “dark leadership”.
 
Haslam, S.A. (2004) Psychology in organisations: The social identity approach, Sage, London.
Ashforth, B. E., & Mael, F. (1989). Social identity theory and the organization. Academy of management review, 20-39.