On Wednesday, the Library of Congress announced that Philip Levine would be the next poet laureate of the United States. Geoffrey Berliner hide caption

itoggle caption Geoffrey Berliner

Dean Young has published more than 10 books of poetry. He was diagnosed with congestive heart failure more than a decade ago. Laurie Saurborn Young/ hide caption

itoggle caption Laurie Saurborn Young/

W.S. Merwin is a two-time Pulitzer Prize winner. He will become the 17th poet laureate this fall, succeeding Kay Ryan. Matt Valentine/Library of Congress/AP Photo hide caption

itoggle caption Matt Valentine/Library of Congress/AP Photo

Song of Myself was included in Walt Whitman's major work, Leaves of Grass. Whitman paid for the publication of the first edition himself. Three Lions/Getty Images hide caption

itoggle caption Three Lions/Getty Images