Harold Underdown has worked at Orchard Books, Charlesbridge, and ipicturebooks, and as a freelance editorial consultant. He is now executive editor at Kane Press, an imprint of Astra Books for Young Readers. He is the author of The Complete Idiot's Guide to Publishing Children's Books and runs The Purple Crayon, an informational web site for children's book authors and illustrators at www.underdown.org.He offers workshops, conference presentations, and retreats on revision and other topics.