As a joke but seriously, there was some twerky mindset that came up with an exact replica to the period when polygamy was practiced.
The dresses make them even less human and more a fantasy.
AS with most abuse, it is mind control and brain washing. The forcing of everyone to dress and act alike is part of it.
Perhaps the judge could issue an order, to make them dress in “normal” clothes. I’m sure it would be for their own good...