In this paper, we consider why Americans may frame the generation and receipt of unsolicited advertising mail as a privacy violation. We then present data from our nationwide survey showing that a very large majority of Americans, across all ideologies, educational attainment levels, age, and...

Most Americans have not heard of 'Do Not Track,' a proposal to allow Internet users to exercise more control over online advertising. However, when probed, most prefer that Do Not Track block advertisers from collecting data about their online activities. This is a much more privacy-protective...

At UC Berkeley, we are informing political debates surrounding online privacy through empirical study of website behaviors. In 2009 and 2011, we surveyed top websites to determine how they were tracking consumers. We found that advertisers were using persistent tracking technologies that were...

Online pharmacies are businesses that sell prescription-controlled drugs over the internet. Some online pharmacies operate illegally in the United States, by providing controlled pharmaceuticals without a prescription, and some pharmacies sell controlled substances. Online pharmacies are also a...

Alan Westin’s well-known and often-used privacy segmentation fails to describe privacy markets or consumer choices accurately. The segmentation divides survey respondents into “privacy fundamentalists,” “privacy pragmatists,” and the “privacy unconcerned.” It describes the average...

This is a collection of the reports on the Annenberg national surveys that explored Americans' knowledge and opinions about the new digital-marketing world that was becoming part of their lives. So far we've released seven reports on the subject, in 1999, 2000, 2003, 2005, 2009, 2010, and 2012....

Europeans face a regulatory challenge: how can the human rights and dignitary values that animate data protection law be protected in transborder data flows? With the proposal of the EU-US Privacy Shield, part of the challenge will be answered by the US Federal Trade Commission (FTC). The FTC is...

The ubiquity of mobile phones has long promised to spell the success of mobile payment platforms — a world in which the phone is a universal currency and no one needs plastic. While such predictions have proven mostly fruitless in the past, there is increasing evidence that the next few years...

The shift to a digital information environment has brought many changes to law enforcement access to personal data. Now, by visiting a single website, such as www.cpgov.com, law enforcement can obtain a comprehensive dossier on almost any adult. That website was custom-tailored for law...