MAPLight.org brings together campaign contributions and how legislators vote, providing an unprecedented window into the connections between money and politics. We currently cover the California Legislature and U.S. Congress.

  • “…a preview of the next generation of money-and-politics reporting.”

    — The Sunlight Foundation

  • “What used to take hours to dig up and analyze is now laid bare for you to see in seconds or minutes.”

    — California Progress Report

  • “...an incredibly informative, practical service regarding the influence of money on California politics.”

    — CNET News