Behavioral economics nudge is a microtargetted design geared towards a specific group of people, irrespective of the scale of intended intervention. In 2008, Richard Thaler and Cass Sunstein's book "Nudge: Improving Decisions About Health, Wealth, and Happiness" brought nudge theory to prominence. It also gained a following among US and UK politicians, in the private sector and in public health. The authors refer to influencing behaviour without coercion as libertarian paternalism and the influencers as choice architects. Thaler and Sunstein defined their concept as: In this form, drawing on behavioral economics, the nudge is more generally applied to influence behaviour. One of
Cass Sunstein it would violate prohibitions on government propaganda aimed at domestic citizens. Sunstein and Vermeule's proposed infiltrations have also been met by sharply critical scholarly critiques. In the 1980s and early 1990s, Sunstein was married to Lisa Ruddick, whom he met when both were undergraduates at Harvard. She is Associate Professor of English at the University of Chicago, specializing in British modernism. Their marriage ended in divorce. Thereafter, Sunstein lived with Martha Nussbaum for almost a decade. Nussbaum is a philosopher, classicist, and professor of law at the University of Chicago. On July 4, 2008, Sunstein married Samantha Power, professor of