Voters will be getting at least a little bit more information about politically active nonprofit groups and their donors — as we sit about six weeks away from November’s election.

The current eight-member U.S. Supreme Court decided not to overturn a lower court’s ruling that required additional disclosure — specifically identifying every donor who has given at least $200 to a 501(c)(4) or 501(c)(6) group that advertises in favor or against political candidates.

So how significant an impact can this have? To learn more, The Show turned to Richard Briffault, professor at Columbia University Law School.