Katherine Arden Burdine, writing under the pen name Katherine Arden, is an American novelist. She is best known for her Winternight trilogy, a series of fantasy novels set in medieval Russia. The trilogy has received significant recognition in the speculative fiction community, earning nominations for both the Hugo and Locus Awards. In addition to her adult fantasy work, Arden has written the Small Spaces series, a collection of horror novels aimed at middle grade readers. The first book in this series, Small Spaces, was awarded the Vermont Golden Dome Book Award in 2020.