One key definition of a leader is that they are a person who uses communication to influence others. This definition emphasizes the relational aspect of leadership, highlighting that influence is a reciprocal process that occurs through effective communication. A leader's ability to articulate ideas, convey vision, and motivate others relies heavily on their communication skills.
In this context, being influential means that a leader inspires and guides group members, encouraging them to work together towards shared goals. This aligns with various theories of leadership that prioritize interpersonal relationships and the role of communication in establishing trust and fostering collaboration within a group.
The other definitions, while they capture different aspects of leadership, do not focus on the essential skill of communication that enables leaders to connect with and inspire others. Designation, identification by members, or formal authority do not inherently confer leadership qualities without the underlying ability to engage and influence through communication.