1. WHAT WE KNOW: TRANSPARENCY CHALLENGES & OPPORTUNITIES Early trends in post-McCutcheon political giving, and spending by outside groups, 2014 Sheila Krumholz Center for Responsive Politics / OpenSecrets.org

3. Outside Spending by Nondisclosing Groups, by Cycle

4. https://www.youtube.com/watch?v=R 5LR1BwX_TI

5. Outside Spending by Group Viewpoint, 2012 vs 2014

6. Interest Group Ad Totals, Sen v House, by Disclosure

7. A Classic Case of Promised Payback: OpenSecrets Blog Helps Inform Investigation

8. CRP / OpenSecrets.org Sheila Krumholz / @skrmhlz Sign up for our Newsletter! Facebook.com / OpenSecrets @OpenSecretsDC