Brennan Center for Justice:
"This report examines these questions and urges transparency through modest changes to state-based election laws. The report finds that recent Supreme Court decisions reaffirm the constitutionality of disclosure—and show an ongoing need to promote transparency in the money in politics realm.
The first part of the report offers a primer on campaign finance laws in 2011. In case after case, the U.S. Supreme Court has upheld the constitutionality of both disclaimers and disclosures for two types of political ads: (1) independent expenditures which expressly advocate for or against a candidate and (2) electioneering communications."