About Derek Walter Books by Derek Walter Happily Ever Esther Two Men, a Wonder Pig, and Their Life-Changing Mission to Give Animals a Home by (author) Steve Jenkins & Derek Walter The True Adventures of Esther the Wonder Pig by (author) Steve Jenkins, Derek Walter & Caprice Crane illustrated by Cori Doerrfeld The True Adventures of Esther the Wonder Pig by (author) Steve Jenkins, Derek Walter & Caprice Crane illustrated by Cori Doerrfeld Esther the Wonder Pig Changing the World One Heart at a Time by (author) Steve Jenkins, Derek Walter & Caprice Crane