There is much more to the world of Harry Potter than the books penned by JK Rowling. AbeBooks.com has traced more than 30 books about either Harry Potter or JK Rowling.

They range from biographies of the author to reading guides, books of appreciation and books attempting to understand the deeper meaning (good and bad) behind the series. It’s even possible to buy a book that tries to work out the storyline of Harry Potter and the Deathly Hallows."

Books About the Books:

MuggleNet.com's What Will Happen in Harry Potter 7

More Books About the Books:

Daniel Radcliffe: No Ordinary Wizard

Books About JK:

Conversations With JK Rowling

The Really Weird Ones:

If Harry Potter Ran General Electric

Appreciation Books:

We Love Harry Potter

Harry... Godly or Devilish?:

Harry Potter and the Bible

Understanding Harry Potter:

The Wisdom of Harry Potter

...And The Parodies:

Barry Trotter and the Shameless Parody