The Sex and the City star published an editorial today railing against Donald Trump for overdeveloping on the Upper West Side without building more schools, and Mayor Bloomberg for caving to wealthy white parents and exiling the thriving Center School from the upper floor of P.S. 199. "Both the mayor and the chancellor should abide by their own, oft-stated rule," she writes in a piece co-bylined by activist Kara Walker. "If it ain't broke, don't fix it." [NYDN]