Just so.
".............."Everyone is trying to score what Scott Walker got at that event," said David Hogberg, senior fellow at the National Center for Public Policy Research and a University of Iowa Ph.D graduate.
Iowa tends to favor the candidates with the strongest socially conservative support, observers note. That is not because the number of those voters is necessarily that large, but because they tend to be highly dedicated and the caucus process rewards that dedication. Unlike a primary, which is a simple vote tally, the Iowa caucus involves groups in each precinct debating among themselves who to support until they reach a decision. Persistence pays off, big time....."