Stumbling on Happiness
by Daniel Gilbert
Summary
Gilbert's subject is the human specialty nobody else in the animal kingdom shares: we spend our lives imagining our futures, and we are systematically, hilariously bad at it. The book is a tour of the errors, conducted by the Harvard psychologist who did much of the research, in a prose style closer to standup than to seminar.
The failures come in families. Imagination fills in and leaves out without telling us: asked to picture life after a lottery win or a diagnosis, we picture the event and omit the ordinary texture of the days around it, which is where life is actually lived. Imagination projects the present: hungry shoppers buy too much, the heartbroken cannot simulate recovery, because the simulator uses today's feelings as raw material. And imagination underestimates the psychological immune system, the quiet machinery of rationalisation that manufactures acceptable versions of almost any outcome, so that the disasters we dread leave us, measured months later, roughly as happy as before, a finding, the impact bias, that Gilbert's own experiments made famous. The consequences are everywhere: we chase promotions and purchases whose emotional payoffs we have mispriced, dodge changes we would have absorbed, and misremember our own past feelings to boot.
His startling practical advice: since imagination is unreliable, ask someone who is already living the future you are considering. People refuse, believing themselves unique; the data says they are wrong.
Around three hundred pages, genuinely funny.
Best for readers who want the science of why getting what you want so often disappoints, from the man who measured it.
Historical Context & Significance
Stumbling on Happiness won the Royal Society Prize in 2007, the first year the Society ran the award without a sponsor's name attached, and it was already a phenomenon: a New York Times bestseller translated into over thirty languages, the crossover moment for affective forecasting, the research field Gilbert and Tim Wilson had built.
The book sits at the head of the happiness science wave that followed, and slightly apart from it: Gilbert's running joke, that his is not a self help book, holds, the argument being descriptive, how prediction fails, rather than prescriptive. The TED talks that followed made him one of psychology's most watched explainers.
Its intellectual neighbourhood, Kahneman's heuristics and biases tradition, reached its own summit four years later with Thinking, Fast and Slow, and the two books are often shelved together; some of social psychology's neighbouring findings later took replication damage, while the impact bias core has held up well. Daniel Gilbert remains at Harvard, still measuring.