He is fully in the role of leader and guide.

I would like to suggest you for the role of leader.

Others speculate that they would be more than willing to assume the role of leader.

This shaman-ruler would serve the role of both the political and religious leader.

In the game, the player assumes the roles of city planner, governor, and military leader.

If the role of leader is taken away, be accepting.

He has taken on the role of leader in pressure situations.

The European Union has to have the role of leader in this field.

The European Union needs to reclaim the role of leader and make itself heard with one voice.

As to the rest of the speech, well let's say he might grow into the role of leader.