These are examples of ideologically motivated groups that seek to affect legislation and policy in a way that protects and promotes their ideals.
Source
ACU http://www.acuratings.org/ratingsarchive/1998/senate.htm; PFAW http://www.pfaw.org/pfaw/general/; ADA http://www.adaction.org/index.html; EF http://www.eagleforum.org/; Liberal Forum http://liberalforum.org/; free state project http://www.freestateproject.org/news/media_archive/0048.php. Created by Gary Keith and Mike Frost.