Sandy Silverthorne has been writing and illustrating books since 1988 and currently has over 600,000 copies in print. His award-winning Great Bible Adventure children's series with Harvest House has sold over 170,000 copies and has been distributed in eight languages worldwide. He's written and illustrated over thirty books and has worked with such diverse clients as Universal Studios Tour, Doubleday Publishers, Zondervan, Penguin Publishing, The Charlotte Hornets and The Academy of Television Arts and Sciences. He has a series with Standard Publishing- Surviving Middle School and his most recent series- One Minute Mysteries has already sold over 240,000 copies. Sandy has a kid-friendly off the wall style that appeals to children and adults alike.