Conversation so far:
Who is Olmec?
The Olmecs were the earliest known major civilization in Mesoamerica following a progressive development in Soconusco.
What are Olmecs political orientation?
It is assumed by most researchers that the colossal heads and several other sculptures represent rulers and provide the dates of the Olmec's rule.

Question: How do they make social interactions?
Self-contained rewrite: How do Olmecs make social interactions?