Jane Mayer

In this week's New Yorker, the journalist details how the electoral climate since the Citizens United ruling in 2010 has negatively affected the Obama campaign's appeal to Democratic donors. Mayer tells Fresh Air that Obama has to make a "terrible choice between his principles and politics."

The evangelical radio host recently made national news for leading an attack against Mitt Romney's openly gay national security spokesman, who later resigned. But Fischer's viewpoints on abortion, gay marriage, education and taxes have been influencing his listeners long before this.

Businessman Art Pope poured millions of dollars into state legislative campaigns during the 2010 campaign. Republicans went on to win 18 of the 22 campaign seats Pope and his organizations targeted. New Yorker writer Jane Mayer talks about Pope's growing power — and how his money may influence the 2012 presidential election.