Libertarian paternalism way that will make choosers better off, as judged by themselves" (p. 5); note and consider, the concept paternalism specifically requires a restriction of choice. It is libertarian in the sense that it aims to ensure that "people should be free to opt out of specified arrangements if they choose to do so" (p. 1161). The possibility to opt-out is said to "preserve freedom of choice" (p. 1182). Thaler and Sunstein published "Nudge", a book-length defense of this political doctrine, in 2008 (new edition 2009). Libertarian paternalism is similar to asymmetric paternalism, which refers to policies designed to help people
Cass Sunstein Sunstein on September 10, 2009 in a 57–40 vote. In his research on risk regulation, Sunstein is known for developing, together with Timur Kuran, the concept of availability cascades, wherein popular discussion of an idea is self-feeding and causes individuals to over weigh its importance. Sunstein's books include "After the Rights Revolution" (1990), "The Partial Constitution" (1993), "Democracy and the Problem of Free Speech" (1993), "Legal Reasoning and Political Conflict" (1996), "Free Markets and Social Justice" (1997), "One Case at a Time" (1999), "Risk and Reason" (2002), "Why Societies Need Dissent" (2003), "Laws of Fear: Beyond the Precautionary Principle" (2005),