I feel this is a distinction without a difference considering that Perez put a considerable amount of focus on the Amazon ways needing to change. Again, as long as the writers don't go too far with the Amazons' flaws I think it should be acceptable.
It isn't a binary choice. Changing Themyscira also doesn't preclude changing man's world.From a narrative standpoint, there is also an issue with planning to put in lessons Themyscira is to learn from the start, because it messes with what Diana is to do as a superhero. Rather than changing Man's World to something better, it becomes about changing Themyscira.
If Gloria is doing a good job, what's wrong with keeping her in her position?Better working conditions, yes. But Gloria Bullfinch remained in charge, and affirmed as the boss.