IN 5-7-5: Henry David Thoreau’s Walden is one of the best-known works of American nature writing. The book includes images of nature, an emphasis on simplicity, a sense of aloneness, and the use of paradox – elements that are also present in haiku poetry. Noting these similarities, Penn State/Altoona Professor Ian Marshall took Thoreau’s prose and rewrote them into a series of haiku. He tells host Jeff Young talks about his process and why he decided to do this project.