On what elements this particular judge was looking for in a short story.
It includes the silly formatting mistakes that people make that eliminate them before the story's even read; and how important the authorial voice is in a story.
Brian Hodge describes 'voice' as "the fusion of 1001 little aesthetic and stylistic choices." Yes, voice is that hard to quantify: it's similar in poetry too.
Storytellers Unplugged is one worth keeping an eye on, if you're into short stories, and the competition end of things especially.