On episode 7 of Hidden Noise, hosts Abby Sandler and Rebecca Siegel venture up to 125th Street for "Arthur Mitchell: Harlem's Ballet Trailblazer," on view at the Miriam and Ira D. Wallach Gallery, now located in Columbia University's Lenfest Center for the Arts. Then, Artadia director Carolyn Ramo joins the hosts to discuss the non-profit before diving into the Even 8.