Over the past century, opinion polls have come to pervade American politics. Despite their shortcomings, the notion prevails that polls broadly represent public sentiment. But do they? In Silent Voices, Adam Berinsky presents a provocative argument that the very process of collecting information on public preferences through surveys may bias our picture of those preferences. In particular, he focuses on the many respondents who say they "don't know" when asked for their views on the political issues of the day.

Using opinion poll data collected over the past forty years,...

From World War II to the war in Iraq, periods of international conflict seem like unique moments in U.S. political history but when it comes to public opinion, they are not. To make this groundbreaking revelation, "In Time of War" explodes conventional wisdom about American reactions to World War II, as well as the more recent conflicts in Korea, Vietnam, the Gulf, Afghanistan, and Iraq. Adam Berinsky argues that public response to these crises has been shaped less by their defining characteristics such as what they cost in lives and resources than by the same political interests and group...

From World War II to the war in Iraq, periods of international conflict seem like unique moments in U.S. political history-but when it comes to public opinion, they are not. To make this groundbreaking revelation, "In Time of War" explodes conventional wisdom about American reactions to World War II, as well as the more recent conflicts in Korea, Vietnam, the Gulf, Afghanistan, and Iraq. Adam Berinsky argues that public response to these crises has been shaped less by their defining characteristics-such as what they cost in lives and resources-than by the same political interests and group...