Culture will exist whether it is created intentionally or not. That’s just the way of it with people. If enough of us gather in any one place often enough we’ll begin to establish group behavioral norms. These norms will communicate
I think being credible, that is, being taken seriously, is the first step toward being an effective leader. People, especially those you wish to or purport to lead have to believe in your knowledge, skills, and abilities as a leader.