Henry D. Thoreau (1817–62) was an American author, naturalist, poet, and philosopher. He wrote many essays and books, including Civil Disobedience, Walking, and The Maine Woods, among others. John Updike (1932–2009) was a Pulitzer Prize-winning novelist, short story writer, and poet. One of the most influential and compelling books in American literature, Walden is a vivid account of the years that Henry D. Thoreau spent alone in a secluded...