A group needs only two things to be a tribe: a shared interest and a way to communicate.
Tribes need leadership. Sometimes one person leads, sometimes more. People want connection and growth and something new. They want change.
Human beings can’t help it: we need to belong. One of the most powerful of our survival mechanisms is to be part of a tribe, to contribute to (and take from) a
status, no rank—he was just a researcher with a big idea.
Note: google him