"The number of interest groups has mushroomed, with more and more of them operating offices in Washington, D.C., and representing themselves directly to Congress and federal agencies," says Michael Schudson in his 1998 book The Good Citizen: A History of American Civic Life.
"Jumlah kelompok kepentingan semakin menjamur, semakin banyak dari mereka yang membasiskan kegiatan mereka di Washington, D.C., dan mewakilkan mereka sendiri secara langsung di hadapan Kongres dan agen-agen federal," ujar Michael Schudson dalam bukunya yang berangka tahun 1998 The Good Citizen: A History of American Civic Life.