Reviewed academic sources such as textbooks, journals, or complied editions. Policy research from think tanks or government agencies. Primary source information such as interviews, congressional testimony, or other editorial commentary. Institutional information from corporations, unions, or other industry associations. News from print, radio, or television.
Many policy issues are fraught with partisan opinions and platforms that require scrutiny.
This requires that you remain cognizant of any biases that may underlie the source you are using. Both conservative and liberal organizations are represented. Be careful to distinguish among opinion and fact and question the statistics that you find. Harvard University 1. Mass. Institute of Technology 1.