Books

Step into the fascinating world of human decision-making, intuition, and the surprising power of simple rules. Gerd Gigerenzer’s books open the door to understanding how we make choices - whether in everyday life, business, or other uncertain situations.

With a blend of science, storytelling, and practical insight, Gigerenzer challenges common assumptions about rationality and shows why relying on intuition and “fast and frugal” thinking can often lead to smarter outcomes.

Here you’ll find his most influential works, each offering fresh perspectives on how we think, decide, and navigate complexity. Whether you’re new to his ideas or a longtime reader, these books will inspire you to see decision-making in a new light.

Book cover titled "Smart Management" with a yellow background, featuring a drawn tangled ball with a line extending to a circle, and the subtitle "How Simple Heuristics Help Leaders Make Good Decisions in an Uncertain World" by Jochen Reb, Shenghua Luan, and Gerd Gigerenzer.
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Book cover for 'Elgar Companion to Herbert Simon' with a photo of Herbert Simon, who wears glasses, and a background of a circuit board.
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Book cover titled 'The Intelligence of Intuition' by Gerd Gigerenzer with illustrations of paper airplanes, one in red and the rest in black, flying in different directions.
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Intellectually challenging, thought-provoking, and at bottom optimistic about ways that companies and leaders can improve their decision-making by abandoning the illusion of certainty that too often holds sway, Smart Management seems likely to be the most distinctive take on business decisions you’ve read recently.”

-Civil Engineering

Book cover titled 'How to Stay Smart in a Smart World' by Gerd Gigerenzer with a yellow background. The title text features a mix of pixelated and regular font styles.
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Book cover titled 'Classification in the Wild: The Science and Art of Transparent Decision Making' featuring an overhead view of people standing on a floor with colored circles and overlapping areas.
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Cover of a book titled 'Simply Rational: Decision Making in the Real World' by Gerd Gigerenzer, part of the 'Evolution and Cognition' series, featuring an X-ray style illustration of a human head with a visible brain.
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“Since time immemorial, humans have created impressive new technologies that they have not always used wisely. To reap the many benefits of digital technology, we need the insight and courage to remain smart in a smart world. This is the time not to lean back and relax but to keep your eyes open and stay in charge.”

-Gerd Gigerenzer, How to Stay Smart in a Smart World

Book cover titled 'Risk Savvy: How to Make Good Decisions' by Gerd Gigerenzer, featuring a blue background with a stylized illustration of a fish with an orange body, black eye, and a black fin shaped like a sail.
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Book cover titled 'Ecological Rationality: Intelligence in the World' by Peter M. Todd and Gerd Gigerenzer, published by Oxford. The cover features three images: colorful buildings, two soccer players competing, and a close-up of a slot machine.
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Cover of a report titled 'Better Doctors, Better Patients, Better Decisions' with a blue and white background, black circular graphic, and authors Gerd Gigerenzer and J. A. Muir Gray.
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“An intuition is neither caprice nor a sixth sense but a form of unconscious intelligence.”

-Gerd Gigerenzer, Risk Savvy: How to Make Good Decisions

Book cover titled "Heuristics: The Foundations of Adaptive Behavior" edited by Gerd Gigerenzer, Ralph Hertwig, and Thorsten Pachur. The cover features silhouettes of a person running, gradually changing from a darker to a lighter blue, with dotted lines and circles indicating a graph or data visualization.
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Book cover titled "Rationality for Mortals" by Gerd Gigerenzer, showing a classical painting of a woman riding a unicorn.
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Book cover for 'Gut Feelings' by Gerd Gigerenzer, highlighting awards and praise, featuring a fork in the road with streetlights in the background, and the subtitle 'Short Cuts to Better Decision Making'.
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“Fascinating and provocative ... Gut Feelings may well be the recipe for a simpler, less stressful life”

— Sunday Times

Book cover titled 'Heuristics and the Law', edited by Gerd Gigerenzer and Christoph Engel, with an illustration of a starry sky and landscape.
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Book cover titled 'Experts in Science and Society,' edited by Elke Kurz-Milcke and Gerd Gigerenzer.
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Book cover titled 'CALCULATED RISKS' by Gerd Giegerenz, with a large gray zero in the background and the words 'RISK' and 'CALCULATED' repeated in red and black text, all framed by yellow border with black text.
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“If we want to have responsible citizens, we must teach them three things: reading, writing, and statistical thinking.”

— Gerd Gigerenzer

Book cover titled 'Bounded Rationality: The Adaptive Toolbox', edited by Gerd Gigerenzer and Reinhard Selten, featuring a black and white illustration of a landscape with a tree, stars, and celestial bodies.
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Book cover titled "Adaptive Thinking" with subtitle "Rationality in the Real World" and author Gerd Gigerenzer. The cover features a close-up image of blue puzzle pieces, with one piece missing to reveal a yellow background.
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Book cover titled 'Simple Heuristics That Make Us Smart' by Gerd Gigerenzer, Peter M. Todd, and the ABC Research Group.
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“One is forced to assume that ordinary people have the computational capabilities and statistical software of econometricians.”

— Gerd Gigerenzer, Bounded Rationality - The Adaptive Toolbox

Book cover titled 'The Empire of Chance' with a green background and an abstract scientific illustration in black.
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Cover of a book titled "The Probabilistic Revolution: Volume 2, Ideas in the Sciences," edited by Lorenz Krüger, Gerd Gigerenzer, and Mary S. Morgan, published by MIT Press.
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Book cover titled 'Cognition as Intuitive Statistics' by Gerd Gigerenzer and David J. Murray, part of Psychology Revivals series, featuring a textured blue background.
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