What is a cultural steward?
Those who are responsible in a particular culture to actively direct and manage the affairs of that culture and its characteristic features of everyday existence (such as diversions or a way of life) shared by people in a place or time.
Culture:
cul·ture | kəl-chər
The customary beliefs, social forms, and material traits of a racial, religious, or social group.
The characteristic features of everyday existence (such as diversions or a way of life) shared by people in a place or time.
The integrated pattern of human knowledge, belief, and behavior that depends upon the capacity for learning and transmitting knowledge to succeeding generations.
merriam-webster.com
Steward:
stew·ard | stü-ərd
One employed in a large household or estate to manage domestic concerns (such as the supervision of servants, collection of rents, and keeping of accounts).
A fiscal agent.
One who actively directs affairs (i.e. manager).
merriam-webster.com