With the growth and scale of the organization, lot of challenges comes along with that. Based on the organization size, leaders need to make sure that the management and risk associated with such challenges need to be manage. People or Human remains one of the most complex management process and any miss management of the department, may leads to business risk, conflict, lack of performance, attrition and higher cost in future. 

While most of the company have their own HR department, or team of people to manage the function, others may wish to give the responsibility to an expert having diversified and comes with decades of experience and bring the competency to professionally add value to the team.