What's the Difference Between a Caucus and a Primary?
![](https://media.wnyc.org/i/800/0/c/85/photologue/photos/2166664085_f992e553d9_b.jpg)
Caucusgoers at Washington Elementary School in Davenport, Iowa on January 3, 2008.
( Ann Althouse/Reader_Iam / flickr )
( Ann Althouse/Reader_Iam / flickr )