Middle Earth

Houghton Mifflin Harcourt has started working on a new chapter in its long and storied history: The Boston publisher filed plans to sell stock to the public. HMH emerged nearly debt free from a bankruptcy about a year ago, and its revenue has been growing again this year. But the company, like all traditional media publishers, will face challenges as it tries to shift from a focus on the printed word to a world where content is increasingly delivered digitally to computers, tablets and phones. 

Do you know your Hobbitses from your Uruk-hai? Your Rivendell from Mordor? Your Gandalf the Grey from Gandalf the White?

Now's the time to put your Middle Earth trivia knowledge to the test: It's Tolkien Day.

The good folks at The Guardian have a quiz up to celebrate.

Sample question: