How Public Enemy brought the revolution to hip-hop with “It Takes a Nation of Millions to Hold Us Back.” Plus, our Americans Icons segment on Maya Angelou’s “I Know Why the Caged Bird Sings,” which broke boundaries when it was published and still profoundly resonates with readers today. And Young Adult author Angie Thomas on how the late TLC performer Lisa “Left Eye” Lopes spoke to her at a very troubling point in her life.

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