Linda Castillo is the author of the New York Times and USA Today bestselling Kate Burkholder mystery series, set in the world of the Amish. The first book, Sworn to Silence, was adapted into a Lifetime original movie titled An Amish Murder starring Neve Campbell as Kate Burkholder. Critically acclaimed as "the master of the genre" (People magazine), Castillo is the recipient of numerous industry awards including an Edgar Award, the Sue Grafton Memorial Award, a nomination by the International Thriller Writers for Best Hardcover, a nomination for an Audie Award for best mystery audiobook, and an appearance on the Boston Globe's shortlist for best crime novel. Her books have sold over 4.5 million copies worldwide.

In addition to writing, Castillo's other passion is horses. She lives in Texas with her husband and a menagerie of animals, and is currently at work on her next book.