League of Women Voters of Massachusetts - Nonpartisan political membership organization encourages informed, active participation of citizens in government, works to increase understanding of major public policy issues and influences public policy through education and advocacy. Features voting resources, action alerts, links to local chapters, and membership information. Central Massachusetts Liberty Coalition - Central Massachusetts based pro-liberty political education organization. GOAL: Gun Owners' Action League - Gun rights organization in Massachusetts. State affiliate of the National Rifle Association Massachusetts Peace Action - A leftish anti-war, anti-nuclear organization working for peace and democracy Massachusetts Budget and Policy Center - Provides independent research and analysis of state budget and tax policies, as well as economic issues, that affect low-and moderate-income people in Massachusetts. Massachusetts Public Interest Research Group (MassPIRG) - Non-profit, non-partisan research and advocacy group proposing liberal solutions working on behalf of consumers, the environment, and good government. Rule 19 - Progressively-focused group provides reviews of media, suggestions for grassroots outreach, calendar of local actions and meetings, links to related groups, and message board. Citizens for Limited Taxation - Offers taxpayer protection pledges sent to candidates, current news and events information, and signup form. Massachusetts Women's Political Caucus (MWPC) - Includes recent news, events calendar, and information for those interested in running for office. Massachusetts Sierra Club - Non-profit member-supported, public interest organization that promotes conservation of the natural environment through legislative, administrative, legal, and electoral action