Kathleen Ernst is a social historian, educator, and bestselling author. Kathleen's forty-three published books encompass mysteries, historical fiction, poetry, and non-fiction. The Hanneke Bauer historical mystery series feature a newly-arrived German immigrant in the 1850s. The Chloe Ellefson Mysteries feature a historic sites curator whose knowledge of the past helps solve contemporary crimes. Kathleen's children's books include twenty titles for American Girl. Honors for Kathleen's work include multiple Agatha nominations, an Edgar nomination, a Lovey Award for Best Traditional Mystery, the American Heritage Women in the Arts Recognition Award for Literature from the National Society of the Daughters of the American Revolution, a Major Achievement Award from the Council for Wisconsin Writers, the Sterling North Legacy Award for Children's Literature, and an Emmy Award for Children's Instructional Programming. Her books have sold 1.9 million audio, eBook, and printed copies to date. Kathleen lives in Middleton, Wisconsin, with her husband Scott and feline muse Eliza.