On the diplomatic side, they implement U.S. foreign policy. On the compassionate side they distribute humanitarian assistance to impoverished peoples. They promote American business; bring American culture to millions through American art, literature and music. They help American citizens who become stranded abroad; by invitation of the host country, they teach the best American agricultural techniques to poor countries, which in turn become productive trading partners rather than aid recipients.

If you know little about this army of civilians who work at our embassies and USAID (Agency for International Development) missions around the world, you