Angelou is an African-American writer and performer and the author of several volumes of poetry. Her seven autobiographical volumes, including I Know Why the Caged Bird Sings, recount her traumatic youth and explore themes of economic, racial, and sexual oppression. In 1993, she was given the honor of reciting her poem “On the Pulse of Morning” at Bill Clinton’s presidential inauguration. Angelou was not always so vocal; she endured several years of mutism in childhood. What triggered it? Discuss