But there was an understandable shortage of volunteers willing to test it.

They were some of the most talented people she'd ever met, and all had been willing volunteers for the rebellion.

The plot is set around a facility where new medications are tested on willing volunteers.

Youth prisons do not lack for religious volunteers or inmates willing to try religion.

The rehabilitation efforts began in 2001 with volunteers willing to pick up waste or provide other general maintenance needs for the park.

"There are going to be ample volunteers willing to contribute money to see that it's paid for," he said at a news conference on Wednesday.

I will take no one with me upon such a voyage who is not a willing volunteer.

Well," I said, "it sounds to me like you're a willing volunteer on this expedition into the wilderness.

But there is not enough time, money and expertise, let alone willing volunteers, to test every theory.

Apparently he offered to pose for this picture, although his expression is not one you would associate with a wholly willing volunteer.