Follow Member, Follow Author and Follow Story

What is the difference between "Follow Member", "Follow Author" and "Follow Story"?

• "Follow Member" is the option on the forums member profile page.  Following a member will alert you to all their new content.
• "Follow Author" is when you follow an author from their stories profile page.  Following an Author this way alerts you to new stories they post.
• "Follow Story" is when you follow a specific story from the story's Table of Contents page.  Following a story will alert you to new chapters and/or new chapter comments, depending on your Notifications settings.