Sarah Sundin enjoys writing about the drama and romance of the World War II era. She is the bestselling author of Mists over the Channel Islands (February 2026) Midnight on the Scottish Shore (2025), and Embers in the London Sky (2024). Her novels have received starred reviews from Publishers Weekly, Library Journal, and Booklist. Until Leaves Fall in Paris received the 2022 Christy Award, The Sky Above Us won the 2020 Carol Award, The Sound of Light was a finalist for both the Christy Award and the Carol Award, and When Twilight Breaks and The Land Beneath Us were Christy Award finalists.

A mother of three, Sundin lives in Southern California and teaches Sunday school. She enjoys speaking to community, church, and writers' groups. Sarah serves as co-director of the West Coast Christian Writers Conference.