It's been more than a year since the first contact tracing and exposure notification apps for the novel coronavirus have appeared, and the apps have not at all lived up to the hype. In fact, they've almost invariably stumbled or not really worked at all. Jacob Schulz sat down with Alan Rozenshtein, associate professor of law at the University of Minnesota School of Law and a senior editor at Lawfare, and Susan Landau, a computer science professor at Tufts and a senior contributor for Lawfare, to talk about digital disease surveillance during the COVID-19 pandemic. What went wrong, and what are the lessons to be learned?Support Lawfare through Patreon to get access to our ad-free podcast feed and other exclusive content. See acast.com/privacy for privacy and opt-out information.