I looked up two sisters who taught me in grade school. They became co-principals of the school and then were fired after a few years. They did not wear the habit. They both teach art. They also were close to a lay, unmarried woman teacher. This teacher got extremely mad at her seventh grade class one day when we discussed the old english word for a bundle of sticks and the word was "******.I didn’t understand why some of the kids snickered at the time. But this teacher got very angry and screamed at us for laughing. She screamed at us to be quiet. I had not seen her get this upset about something.
Anyway, I googled the two sisters and found a picture of them together at the Sinsinawa Dominican site. Apparently, they both teach art classes together and have been together for many years. Here is the link:
They have a heavy emphasis on peace and justice. I wonder if this is the type of order that the Pope is looking into to understand their practices.