Here's a brief video guide to understanding the super PACs, dark money groups and shadow parties that are already gearing up for the next campaign season (didn't we just finish one?)

Internal records show how a Switzerland-based businessman oversaw millions in contributions to the tea party group.

What happened after voters found out about Target's political donations shows why near real-time disclosure is so important. Note to Chief Justice Roberts: we are not even close to that now.

Here's some of our favorite clips from Bill's interview with investigative journalists Kim Barker and Andy Kroll on dark money in the 2014 mid-term elections.

If you feel like politicians don't have your back, you should watch this.

Two investigative journalists talk to Bill about the role of dark money -- and the wealthy donors behind it -- in this year's midterm elections.

A "dark money" reporter explains how you can follow the campaign cash — secret and not — flooding into 2014 races in your state.

Two House GOPers have introduced reform bills. A fluke -- or a sign of GOP disillusionment?

Billionaires with an axe to grind, now is your time. Mother Jones' Andy Kroll surveys the new landscape of American "democracy" where those with big bucks call the shots.

Accusations and counter-accusations follow the acrimonious exit of the movement's chairman and Tea Party hero Dick Armey.