Especially when having multiple authors on your WordPress blog but also when you are the only person posting on your blog, sometimes you need that your author link to point at another place than your "posts by author page". This little WordPress plugin does exactly this. You just upload and activate the plugin and go to your WordPress profile page and add your custom URL in the Website field. Your author link will now point to your custom URL, it's that easy.
If want to change back to the default "posts by author page" just delete your custom website URL from your profile page.
Off course, if having multiple authors each one of them can add their own custom author link.
This is where you place the custom link in your profile page: