is most well-known for her Valdemar series that includes several trilogies: Heralds of Valdemar, Last Herald-Mage, Mage Wars... and the Halfblood series. But she also writes stand-alone fantasy novels.
-> Read more about Mercedes Lackey
is the creator of Star Wars. As movie, radio drama or book - this series is a great success. Everything besides this seems to pale in comparison though he has also witten a remarkable fantasy trilogy - Chronicles of the Shadow War.
-> George Lucas booklist