Entertaiment, meaning “holding inside,” derives from the Latin prefix inter and tenere. The Indo-European root ten is also found in the abbreviation TEN, which stands for Transformational Entertainment News. This collection of essays demonstrates that what appears to be merely entertainment can also become the source of insight and intellectual growth. For example, activities that were once considered entertainment—such as public punishments—have been removed from the public arena. In other cases, necessary skills, such as fencing or archery, have been developed into professional sports with global appeal and then broadcast for entertainment. Click on a collocation to see more examples.