For Mr. Bloomberg, the billionaire founder of a communications company, this is a shift to unfamiliar territory.

The billionaire founder of Amazon.com has an interest in space, and more than enough money to pursue his interests.

The coalition opposing the rollbacks includes Bill Gates, the billionaire founder of Microsoft; a former Republican Governor, and teachers.

The private spacecraft venture is being funded by the billionaire founder of Amazon.com, Jeff Bezos.

But the billionaire founder of Go Daddy says he knows his audience.

Glencore International had a 21-year relationship with its billionaire founder, the tax fugitive Marc Rich.

Not everyone who knows Bezos as the newly minted billionaire founder of the world's leading Internet retailer knows that he's also an inventor, but he is.

Tim Robbins, the company's billionaire founder, is his mentor.

And the company's billionaire founder, Robert Glaser, has held fund-raisers for her.

Just like a certain tiny, ragtag volunteer poitical party and its tiny billionaire founder who could never tell a lie, hint, hint.