"No Right" vs. "No Business"

In my post earlier, I mentioned my belief that those who don't understand an issue have "no business" affecting decisions related to that issue. Completely by coincidence, (because it's near enough impossible that any of the bloggers involved have read my introductory post the day I posted it), this post made its way to me via the Richard Dawkins Foundation, which does an excellent job of clarifying the difference between "no business" and "no right".

On the “right” to challenge a medical or scientific consensus