Hardin:
Many people are unnecessarily frightened of Necromancers. Humans have an irrational fear of blood and that seems to drive their prejudice. Basically, a Necromancer is just a person who studies the lives of humans and other living beings. This knowledge was passed down from the time of the Lesser Giants.
There are two types of necromancy: Healing and resurrection.
If you want to learn about necromancy, you have come to the right place. Good luck!