How can HR help managers in their work?

A company's managers and team leaders are an essential part of the whole enterprise. Their habits, practices and leadership styles say a lot about the entire company culture, while at the same time these people serve as important role models to other employees in terms of adhering to the priorities and values of the given company. Through efficient leadership, they are then able to motivate employees to work better and achieve better results. Therefore one of the most important tasks of HR is to help managers and team leaders in their work.