Jane Yolen is the author of more than 300 books, including children's classics such as Owl Moon and The Devi's Arithmetic, and adult novels such as Sister Light, Sister Dark. Her books and stories have won the Nebula Award, the Caldecott Medal, the National Jewish Book Award, and many other awards and accolades. She divides her time between Massachusetts and St. Andrews, Scotland.

Rebecca Kai Dotlich is the author of many children's poetry and picture books, including One Day, The End.; The Knowing Book; Lemonade Sun and, most recently, What If...? Then We....

Her books have won various honors, including the Boston Globe-Horn Book Honor Award and the Golden Kite Honor Award. She lives near Indianapolis and gives presentations and workshops across the country.