When introducing Juneteenth at a Library of Congress lecture series, Ellison's literary executor John F. Callahan tells the audience, ""There've been a heap of Juneteenths gone by and thery'll be a heap more before we're free." That's what Ellison was saying to every one of us."Published posthumously, Ralph Ellison's second novel and the literary research and criticism that accompany it could occupy their own research guide.