Book 13 will not only provide complete new areas and monsters to slay, but also some fresh updates to the user interface.  Some of those updates are ones I have personally been hoping for, such as the focus today on the LFF/Social panel as noted below:

Book 13 provides a new look and improved functionality to the LFF/Social panel. Now you can more easily find a fellowship, learn about shared quests, and muster your fellowship! Join “Danger Dan” Parke as he tells us more about the improvements to the fellowing experience!

To view the entire article click here, or here for the EU site!