The Teamsters are best known as the union for truckers and warehouse workers, but they are an extremely diverse union both in industry and geography. Teamsters' 1.4 million members operate computers; are law enforcement and correctional officers; work as technical employees in both the public and private sectors; care for patients in hospitals and nursing homes, work as public defenders; assist customers at car rental agencies; work at leading hotels; work in schools as both principals, custodians, bus drivers and mechanics; repair highways and collect tolls on thruways and turnpikes; process, store and deliver food products; and transport automobiles, trucks, SUVs and other vehicles.