For 10  points—name this Icelandic author of the Prose, or Younger, Edda.
Some historians believe he may have been killed for his role in an attempt to kill King Haakon IV of [*]  Norway. His greatest work is believed to be a handbook for novice poets who wanted to preserve pagan stories and traditions, though it may be more famous for its compendium of Scandinavian myths. For 10  points—name this Icelandic author of the Prose, or Younger, Edda.
Some historians believe he may have been killed for his role in an attempt to kill King Haakon IV of [*]  Norway.
Snorri Sturleson or Snorri Sturluson