Christine Day is a citizen of the Upper Skagit Indian Tribe. She wrote I Can Make This Promise, The Sea in Winter, We Still Belong, and She Persisted: Maria Tallchief, a biography in Chelsea Clinton's book series about inspirational women. She has been an American Indian Youth Literature Award honoree, a Charlotte Huck Award honoree, and a finalist for the Pacific Northwest Book Award. Christine lives with her family in the rainy and resplendent Pacific Northwest.