With the help of the Register Plus plugin, your registration page is now configured in such a way that it collects quite a lot of information from your users. Most of that additional information is, however, currently useless because, without a customized
author.php file, much of it won't even appear on your users' profile pages.
In order to display this information, you will need to create a custom
author.php file that's specifically designed to retrieve the information entered into those additional fields. To create this file, you can build off of the page template included with your theme.
In your text editor, open the
page.php file that's included with your theme. As you take a look at the file, you will see ...