Authors Widget
By Gavriel Fleischer (http://blog.fleischer.hu/gavriel/)
Why it's awesome: It's more practical than awesome, simply promote your authors
Why it was picked: Popularity, ease of use
License: GNU General Public License
Manual Install URL: http://wordpress.org/extend/plugins/authors/
Automatic Install search term: Authors Widget
Geek level: Newbie
Configuration location: None
Used in: Widget
Authors Widget displays each of your authors, a link to their profile, and a link to an RSS feed containing only their posts. Once installed, you simply visit the Appearance | Widgets page and drag the Authors Widget to your sidebar.
Once inside of your sidebar, expand the widget to set the following customizations:
Title—The text to show above the list of authors, which would be a good starting point.
Format—It is either a list or a drop down. It's recommended to go with a list, as it helps the search engine bots find all of your juicy content. To a bot, a drop down is ultimately invisible...