Kristen Britain is an American author best known for her fantasy series, Green Rider. The series follows the adventures of a young woman named Karigan G'ladheon, who becomes a messenger for the king and is drawn into a world of magic and danger. The first book was published in 1998, and the series has gained a dedicated fanbase. In addition to the Green Rider series, Britain has written short stories and contributed to anthologies. She is known for her engaging storytelling and well-developed characters, which have made her a prominent figure in contemporary fantasy literature.