He said 135,000 people - "citizen volunteers" he called them - had written letters as a result of the campaign.

Madison is doing very well, almost entirely through citizen volunteers.

These bodies are made up of city councillors and private citizen volunteers.

The idea being that the time each citizen volunteers to the panel is part of a public service, such as jury duty.

They are responsible for everything from fighting crime in their areas to recruiting citizen volunteers to help run the substations.

They recruit citizen volunteers to explain the animals in detail and with humor to visitors.

The citizen volunteers say they will track and report smugglers to the Border Patrol.

A well-organized parole and probation program employs numerous citizen volunteers.

It also makes use of citizen volunteers as an auxiliary staff that saves the department over $100,000 annually.

Athenian juries were drawn by lottery from a group of male citizen volunteers.