People are not able to influence their colleagues and team members. Even they are not able to leave the impression of their actions and accomplishments. People are not able to leave lasting impression in the mind of the people.
Mahatma Gandhi and Krishna were able to create thousands of followers during their lives. Leadership is acceptance of leadership qualities. Thousands of disciples were influenced by these leaders. Both were leading without title.
People around you are influenced by your thoughts, principles, life style and mission accomplishment actions. They also admire selfless actions and have found positive energy and charismatic power of communication.
Leadership is influencing people and making visible change in their lives.