Stephen Krensky has published more than 100 books of fiction and non fiction ncluding The Last Christmas Tree, illustrated by Pascal Campion and the Sydney Taylor Award winning, Hannukah at Valley Forge, illustrated by Greg Harlin. He lives in Lexington, Massachusetts with his wife, Joan.

In 1867, while staying with her father in a small California mining town, ten-year-old Winnie meets a Chinese boy close to her age and discovers the role of his people in completing the transcontinental railroad.