Steve Matuckek Book 1
In a war waged against Black Magic, the fact that Steve is a werewolf and his wife is a highly skilled witch is not unusual. But their adventures prove very unusual, even for their world, when they are given the task of neutralizing an enemy's ultimate weapon - the world's most powerful demon.
Poul Anderson (1926-2001) was born in Pennsylvania of Scandinavian stock. He started publishing science fiction in 1947 and became one the great figures in the genre, serving as President of the Science Fiction Writers of America, winning multiple Hugo and Nebula awards, and was named a SFWA Grand Master. He collaborated regularly with wife, Karen, and their daughter is married to noted SF writer Greg Bear. Poul Anderson died in July 2001.