September is Transformation Month at Apartment Therapy! That means we’re sharing stories about home transformations — from big renovations to tiny tweaks — all month. Head over here to see them all!When it comes to mid-century design, you might be most familiar with the avocado green upholstery and tapered teak legs of mid-century modern furniture. But there was another design hit of that era that’s both divisive and poised for a comeback: Brutalism.