talk
to us

New York
250 Park Avenue,
14th Floor New York City, NY 10177

Connecticut
22 Thorndal Circle,
3rd Floor Darien, CT 06820

Paris
23 rue du Mail
75002 Paris – France

info@beperpetual.com

Perpetual: Reads | Thinking, Fast and Slow

Our series of book recommendations to empower talent and fuel brands.

Thinking, Fast and Slow

Why Perpetual recommends it

Daniel Kahneman’s Thinking, Fast and Slow is the foundational text behind most modern conversations about cognitive bias, and it earns that status by being genuinely rigorous rather than just clever. Kahneman, a Nobel laureate, lays out two systems of thought: System 1, fast, intuitive and largely unconscious, and System 2, slow, deliberate and effortful. Almost everything interesting in the book is about how System 1 quietly runs the show far more than we’d like to admit.

What makes this required reading for leaders is Kahneman’s relentless cataloguing of the specific ways System 1 misleads us — anchoring, availability bias, overconfidence, the planning fallacy — all illustrated with decades of his own research alongside Amos Tversky. Decisions that feel obviously right in the moment are frequently the product of a mental shortcut rather than sound judgement, and Kahneman shows exactly where those shortcuts tend to fail leaders and organisations.

We treat this book as essential background for any strategy or talent decision that carries real weight. Understanding your own cognitive biases, and building in structures that catch them, is a quiet but critical part of the discipline behind sound executive decision-making.

Kahneman’s own favourite example may be the planning fallacy, illustrated by a team of curriculum designers who, despite knowing that similar projects historically took seven to ten years, confidently predicted they’d finish in two. Kahneman himself was on that team and still couldn’t escape the bias in the moment — a humbling reminder that awareness of a bias doesn’t automatically protect you from it.

  • System 1 (fast, intuitive) drives far more of our decisions than System 2 (slow, deliberate)
  • Anchoring, overconfidence and availability bias distort judgement in predictable, avoidable ways
  • Decisions that feel obviously right are sometimes just familiar, not correct
  • Building structured checks into decision processes helps counteract our own biases

A practical safeguard is building a short pre-mortem into major decisions — deliberately asking ‘if this fails in a year, why’ before committing — which forces slower, deliberate thinking into moments instinct would otherwise dominate.

We give this book five out of five stars.

See more insights

Perpetual: Reads | Will It Make the Boat Go Faster?

Our series of book recommendations to empower talent and fuel brands. Why Perpetual recommends it Ben Hunt-Davis and Harriet Beveridge’s Will It Make the Boat Go Faster? tells the story of the British men’s rowing eight’s run to Olympic gold,...

Perpetual: Reads | HBR’s 10 Must Reads: On Making Smart Decisions

Our series of book recommendations to empower talent and fuel brands. Why Perpetual recommends it HBR’s 10 Must Reads: On Making Smart Decisions pulls together some of Harvard Business Review’s most influential articles on judgment and choice, spanning behavioural economics,...

Perpetual: Reads | Decisive

Our series of book recommendations to empower talent and fuel brands. Why Perpetual recommends it Chip Heath and Dan Heath’s Decisive starts from an uncomfortable observation: most advice about decision-making focuses on avoiding bias in the moment of choice, when...

Perpetual: Reads | How Great Leaders Think

Our series of book recommendations to empower talent and fuel brands. Why Perpetual recommends it How Great Leaders Think by Lee Bolman and Terrence Deal builds on their well-known ‘four frames’ model — structural, human resource, political and symbolic —...