Kopel Burk is a retired New Jersey physician who writes, sculpts, and travels in his spare time. He conceived the idea for Walking Fish more than 40 years ago, when he told early versions of the story to his family. He lives in Millburn, New Jersey. Rachelle Burk writes fiction, nonfiction, and poetry for children. She is the author of Don't Turn the Page and Tree House in a Storm and has written for national children's publications including Highlights Magazine, Kidsville News, and Scholastic Science World. She lives in New Brunswick, New Jersey.