Karen Marie Moning was born in Cincinnati, Ohio, one of four children. She graduated from Purdue University with a BA in Society and Law. After a decade of working with insurance litigation and arbitration, she quit her job to pursue her dream of a writing career.

Four manuscripts and countless part-time jobs later, Beyond the Highland Mist was published by Bantam Dell and nominated for two prestigious RITA awards. Author of the beloved HIGHLANDER series and the thrilling new FEVER series, her novels have appeared on The New York Times, USA Today, and Publisher's Weekly bestsellers lists, and have received many industry awards, including the RITA.