An approach to leadership that recognizes both the top-down and bottom-up views of authority is servant leadership.

Servant Leadership

A leadership philosophy which emphasizes the leader's role as serving the needs of others, focusing on helping team members grow and perform as highly as possible.

Top-down

An approach or strategy in management and decision-making where the highest levels of an organization dictate policies or directions that flow down through its tiers.

Bottom-up

An approach or process that starts at the lowest or most basic level and progresses upwards, often encouraging participation and input from all levels of a hierarchy.