Peer Review Plugin for Posts? [closed]

Is there a plugin that allows for peer review of articles before you post them? IE, like a professional writer would send their work to a friend or editor to review and comment on their work before publishing it.

http://jmo.me/ideas/peer-review-wordpress-plugin
a pretty good explanation of what I’m trying to explain.

The most comprehensive editorial system for wordpress I’ve found is “Edit Flow”

http://wordpress.org/extend/plugins/edit-flow/

Adds extensive post statuses, an independent editorial commenting and messaging system, and much more…