Mary Barmeyer OBrien was born and raised in Missoula, Montana. She is the author of three previous books about pioneers on the overland trails: Toward the Setting Sun: Pioneer Girls Traveling the Overland Trails, Heart of the Trail: The Stories of Eight Wagon Train Women, and Into the Western Winds: Pioneer Boys Traveling the Overland Trails. She has also written a biography for young readers called Jeannette Rankin: Bright Star in the Big Sky, and her magazine articles for both children and adults have appeared in many national magazines. She lives in Polson, Montana.