Cass R. Sunstein Books

The most important starting point in Nudge is a humbling one: people do not consistently choose what is best for themselves, even when they sincerely want to. Traditional economics often assumes rational actors who weigh costs and benefits carefully, process information efficiently, and pursue their...

From Nudge

Every choice takes place somewhere, and that “somewhere” is never neutral. One of Nudge’s most influential ideas is that every environment in which decisions are made has a choice architecture. Someone decides what appears first on a form, which buttons are large or small on a website, what foods ar...

From Nudge

At first glance, the phrase “libertarian paternalism” sounds contradictory. Libertarianism emphasizes freedom of choice, while paternalism suggests guiding people for their own good. Thaler and Sunstein combine the two by arguing that institutions can steer people toward better decisions without coe...

From Nudge

Many bad decisions are not caused by laziness or low intelligence but by mental shortcuts that work well in some situations and fail badly in others. Nudge explains that people rely on heuristics, simple rules of thumb, because the world is complex and attention is limited. These shortcuts save time...

From Nudge

A nudge works best when it reduces friction rather than relying on willpower. One of the book’s most practical contributions is its explanation of what makes a nudge effective. The best nudges are simple, timely, visible, and aligned with how people actually behave. They do not demand perfect discip...

From Nudge

Nudge becomes especially persuasive when Thaler and Sunstein move from theory to application. They show that many high-stakes decisions in personal finance, health, and public policy are exactly the kinds of choices people handle badly on their own. The stakes are large, the information is complicat...

From Nudge