Fubra

ray.viljoen

The Author Bio Widget displays some basic information about the author of the page or post being viewed.
The bio includes the author’s gravatar, nickname and bio information as set in the user profile. 
The author’s name will also link to the main blogroll filtered by content from the same author.
The widget settings include a custom title and a size option for the gravatar ( profile picture ).
Developed by <a href="http://www.catn.com" rel="nofollow ugc">PHP Hosting Experts CatN</a>

Author Bio Widget

A simple sidebar widget to display page or post author's bio and link through to other content from the author.

arifnezami

Simply adds an author bio box in every post automatically. You can choose where you want to show it. You can add links of your Blog, Twitter, Google+, LinkedIn and Facebook profiles on the bio. Do it automatically or manual with shortcode [author_bio] or .

Better Author Bio

Simply adds a author bio in every post automatically.

Author Bio Widget vs Better Author Bio