Both Eloise Greenfield and Ray Bradbury use specific structure in their works in order to convey their messages effectively. In the case of Greenfield’s poem “Harriet Tubman,” the author uses a number of poetic devices to create a cohesive and powerful message about the life and legacy of this important historical figure. One structural element that Greenfield employs in her poem is repetition. She repeats key phrases throughout the piece such as “Harriet Tubman, Harriet Tubman” and “She keeps on trudgin.” This repetition serves to emphasize the importance and strength of Tubman’s character, as well as the tireless nature of her efforts as an abolitionist and conductor on the Underground Railroad. Another important structural element in Greenfield’s