In the Mayan society descision making and leadership were commonly made by nobles and kings.Nobles would usually play government roles and played a part in priesthood.As for kings they would rule city- states, so there was never one big ruler there would be a different king for every city-state. As its hard maintaining leadership the kings went to war a lot with other city-states.
Although there were many leaders in the Mayan society a popular king the lead the Mayans to great success was king Pacal II. Pacal was a great architect he had great ideas of buildings for the Mayans.Pacal even helped with the designs and buildings of temples.Later on Chan Bahlum followed in his father's footsteps