Sirius Pro

Simply exclude all author posts from indexing it in SERPs. This plugin allows you to noindex posts for certain authors without modifying the code and it works with most of the available themes. Just install and activate this plugin to add noindex and nofollow meta for all author posts.
Read more about this plugin on <a href="https://siriuspro.pl" rel="nofollow ugc">WordPress</a> blog.

Noindex Author

Simply exclude all author posts from indexing it in SERPs.

WPKube

Easily display an information box for the post author after or before post content.
Aside of the automatic display before post content and after post content you can also use a shortcode to display an author box. The shortcode is [about_author_box]
You can change the default settings for the shortcode in the “Shortcode” sections of the settings page. You can also pass parameters as part of the shortcode which overwrite those settings.
Accepted parameters are:
<ul>
<li>avatar ( 1 or 0, 1 to show 0 to hide )</li>
<li>avatar_size ( numeric value, default 120 )</li>
<li>avatar_style ( square/rounded/circle )</li>
<li>avatar_position ( left/right )</li>
<li>name ( 1 or 0, 1 to show 0 to hide ))</li>
<li>date ( 1 or 0, 1 to show 0 to hide )</li>
<li>bio ( 1 or 0, 1 to show 0 to hide )</li>
<li>social ( 1 or 0, 1 to show 0 to hide )</li>
<li>style_border ( none/horizontal/full )</li>
</ul>
Example usage:
<pre>[about_author_box avatar_size="90" bio="no" style_border="horizontal"]</pre>

About Author Box

Display information about the post author automatically or using a shortcode.

Noindex Author vs About Author Box