Constructed languages, or "conlangs," are the made-up tongues that bring the worlds of "Avatar," "Lord of the Rings" and "Star Trek" to life. We talk with linguist David J. Peterson, creator of the Dothraki language for HBO's "Game of Thrones," about what goes into creating a language from scratch.
The faces (and characterizations) you see on TV are changing: The number of lesbian, gay, bisexual or transgender characters on primetime series is on the rise, but representation of Hispanics has decreased.
How far ahead of (or behind) the cultural curve is TV? Pop culture expert and communications professor Robert Thompson evaluates the fall line-up.