List of Books by Frederick Karl. See all books authored by Frederick Karl

About Frederick Karl

Katherine Irene Kurtz (born October 18. 1944) is an American fantasy writer, author of sixteen historical fantasy novels in the Deryni series, as well as occult and urban fantasy. Resident in Ireland for over twenty years, she moved to Virginia in 2007.

Kurtz was born on October 18, 1944 in Coral Gables, Florida, where she also grew up. She secured a scholarship to study chemistry and graduated with a B.S. in chemistry from the University of Miami, later attending medical school for a year and taking an M.A. in Medieval History at UCLA. While pursuing her Masters, she worked for the Los Angeles Police Academy and began writing her first novels. She also worked in oceanography and television