Rosa Slade Gragg wasn’t a woman to take no for an answer. So, in 1941, when neighborhood rules wouldn’t allow her to live in a house she wanted to buy in Midtown Detroit because of the color of her skin, Gragg found a creative solution. The organizer and activist had spent a lifetime opening doors previously closed to Black women. Now, she decided, she would just move the door. Fourteen years before Rosa Parks refused to give up her seat and move to the back of a bus in Montgomery,…