Martha E. H. Rustad is the author of more than three hundred nonfiction children's books, on topics ranging from baby ducks to black holes to ancient Babylon. She lives with her fa...view moreMartha E. H. Rustad is the author of more than three hundred nonfiction children's books, on topics ranging from baby ducks to black holes to ancient Babylon. She lives with her family in Brainerd, Minnesota.view less