Often, they get promoted to get them out of the way of day-to-day work and into pie-in-the-sky land where they can't be a drag on the real work of the company.

Often, they get promoted to get them out of the way of day-to-day work and into pie-in-the-sky land where they can't be a drag on the real work of the company. It's best formulated as the Dilbert Principle https://en.wikipedia.org/wiki/Dilbert_principle https://en.wikipedia.org/wiki/Dilbert_principle