Recently, I’ve noticed people using the term “dog whistle” before things like racism and classism. Although not the originator of the term, Ian Haney López (Professor of Law, University of California-Berkeley) has recently written a great deal about the concept as it relates to racial politics in the United States in his book Dog Whistle Politics (some of which is excerpted on Salon, here, here, and here).

Haney López’s argument goes something like this. As overt or explicit racism has become increasingly seen as distasteful by White voters in the United States, politicians have had to eliminate it from their discourse. However, the potential benefits of appealing to racism have not necessarily subsided especially for a subset of White conservatives. As a result, conservative politicians use “coded” language to avoid explicitly mentioning race while still sending White supremacist messages to a conservative base. As a result, Haney López…