The Bush administration is a strong proponent of charter schools.

In addition, he is a strong proponent of free trade.

In the late 1940's, he became an early and strong proponent of the natural areas preservation movement.

He was a strong proponent of trade, law and order.

A. I'm a very strong proponent of it unless there is a good medical reason not to.

In the Senate, he remained a strong proponent of states' rights.

Both men are regarded as strong proponents of economic change.

Like his paper, he was a strong proponent of women's rights.

But even the Clinton administration, a strong proponent of the group, has called for changes.

He is a strong proponent of school choice and charter schools.