This is an excellent article on
Writer's Voice, which serves as a timely follow up to Emmie's
recent post on the subject.
What do we mean when we talk about "voice"?
Voice, at its most basic level, is the sensibility with which an author writes. It's a perspective, an outlook on the world, a personality and style that is recognizable even out of context.
The article also talks about the essential elements that make a voice effective and how to cultivate your own.