| A | B |
| Campaign finance reform | legislation aimed at placing limits on political candidates accepting money and gifts from individuals and special interest groups. |
| Elite and Class theory | a group theory that revolves around an economic strata of society controlling the policy agenda. |
| Freedom of Information Act (1974) | act that incorporates sunshine laws; opened up the government's meetings of record to the public and media |
| Hyperpluralism | is a group theory characterized by many interest groups vying for control resulting in a government that is tied up in gridlock (Hyperdemocracy). |
| Interest group | a public or private organization, affiliation, or committee that has as its goal the dissemination of its membership's viewpoint. |
| Lobbyists | people who literally wait in the lobbies of legislative bodies for senators and representatives to go to and from the floor of the legislatures. The primary instruments of fostering a special interests group's goals to the policy makers. |
| movers and shakers | Opinion leaders; influentials, especially those who are political or economic activists. |
| Fat Cat | A man of wealth, particularly an important contributor to political campaigns. |