An article titled "Viewpoint Diversity" Requirements as a New Fairness Doctrine is forthcoming in the George Mason Law Review. A draft of the article is available, and feedback is welcome.
The article draws an analogy between the Fairness Doctrine and viewpoint diversity requirements, highlighting potential problems. One of the issues with the Fairness Doctrine is likely to also arise with viewpoint diversity requirements.
A PDF of the full draft is available, including footnotes. The opening sections of the article explore the Fairness Doctrine / viewpoint diversity requirements analogy.
The material below omits the footnotes, except a few that have been moved into the text.
Author's summary: Exploring viewpoint diversity requirements as a new fairness doctrine.