I wish we had world culture education as a part of grade school, including things like how to address people / naming conventions. I've learned a lot (and conti

I wish we had world culture education as a part of grade school, including things like how to address people / naming conventions. I've learned a lot (and continue to) in the last 10-15 years through working with people and reading things in dribs and drabs, but it'd have been nice to know these things before I needed them and not ad hoc.