By Gary D. Bass, OMB Watch
Published in the March 19, 2007 edition of The Hill

We see and hear the ads all the time: "Call your senators today and tell them to oppose this bill!" Have you ever wondered where those messages come from, who pays for them and who creates them? Sometimes, the groups sponsoring the television commercials, newspaper spreads, or evening phone calls will come right out and tell you exactly who they are. Often, however, those behind such communications, called grassroots lobbying, don't provide us with the information we need to figure out who the messenger really is.

Read the entire op-ed here.