
Discover why overconfidence destroys careers while underconfidence kills opportunity. Berkeley professor Don Moore's masterpiece - endorsed by Angela Duckworth and Daniel Pink - reveals the counterintuitive sweet spot between doubt and delusion that transforms decision-making. What's your confidence calibration costing you?
Don A. Moore, author of Perfectly Confident, is a renowned behavioral economist and professor at UC Berkeley’s Haas School of Business, where he holds the Lorraine Tyson Mitchell Chair in Leadership. His book explores the psychology of confidence, blending decades of research on decision-making and overconfidence with practical strategies for calibrating self-assurance in business and life.
A coauthor of the bestselling textbook Judgment in Managerial Decision Making and contributor to the landmark Good Judgment Project—a U.S. government-sponsored initiative celebrated for its geopolitical forecasting accuracy—Moore bridges academic rigor with real-world applicability.
His insights have been featured in The New Yorker, Harvard Business Review, and The Wall Street Journal, and he maintains the Psychology Today blog Perfectly Confident. Moore’s work informs leadership training programs and organizational strategies worldwide, with his research cited in over 15,000 academic papers.
Perfectly Confident has been adopted by Fortune 500 executives and universities as a framework for balancing ambition with evidence-based humility.
Perfectly Confident explores how to balance confidence by aligning self-assessment with reality. Don A. Moore combines psychology and behavioral economics to show how overconfidence leads to reckless decisions, while underconfidence causes missed opportunities. The book offers tools like feedback loops and statistical reasoning to calibrate confidence wisely, helping readers make better choices in careers, relationships, and personal growth.
Don A. Moore is a UC Berkeley Haas School of Business professor specializing in decision-making and leadership. With a PhD from Northwestern University, he co-led the U.S. government-funded Good Judgment Project and has authored multiple books on behavioral economics. His research focuses on overconfidence, negotiation, and risk assessment.
The book is ideal for professionals, leaders, and students seeking to improve decision-making. It’s valuable for anyone struggling with self-doubt or overestimating abilities, offering actionable strategies to navigate career challenges, negotiate effectively, and pursue realistic goals.
Yes—it’s a research-backed guide that challenges generic self-help advice. Moore’s blend of academic insights, real-world examples, and practical tools makes it a standout resource for understanding how to harness confidence without falling into extremes of arrogance or timidity.
Confidence calibration involves aligning your self-assessment with objective reality. Moore explains how to avoid overestimating skills (e.g., taking unrealistic risks) or underestimating potential (e.g., avoiding opportunities). Techniques include seeking feedback, analyzing past performance, and using probabilistic thinking.
Overconfidence leads to poor decisions, such as pursuing unattainable goals or ignoring risks. Moore cites examples like failed business ventures and misguided investments, showing how inflated self-belief distorts judgment. He advises grounding confidence in data and external feedback.
Underconfidence results in missed opportunities, such as not applying for promotions or avoiding challenges. Moore argues excessive humility can hinder growth, urging readers to recognize their capabilities while staying open to improvement.
Key tools include:
These methods help readers refine confidence levels for smarter decisions.
Unlike motivational guides that push "unlimited confidence," Moore emphasizes evidence-based calibration. The book avoids platitudes, instead using behavioral science to address both overconfidence and underconfidence—a balanced approach rare in the genre.
The ideas apply to negotiating salaries, evaluating business risks, or improving relationships. For example, using probabilistic thinking to assess career moves or seeking peer reviews to avoid biased self-judgments.
While praised for its research depth, some may find the calibration process demanding. Moore acknowledges that maintaining balanced confidence requires ongoing effort, which might challenge readers seeking quick fixes.
His work in behavioral economics and the Good Judgment Project informs the book’s focus on data-driven decision-making. Real-world case studies and academic rigor provide credibility to strategies like feedback analysis and risk assessment.
Почувствуйте книгу через голос автора
Превратите знания в увлекательные, богатые примерами идеи
Захватите ключевые идеи мгновенно для быстрого обучения
Наслаждайтесь книгой в весёлой и увлекательной форме
Calibrated confidence-not blind optimism-drives sustainable success.
Overconfidence is the mother of all psychological biases.
Pride goeth before destruction.
Optimism creates self-fulfilling prophecies.
Positive visualization can provide a premature sense of accomplishment.
Разбейте ключевые идеи Perfectly Confident на понятные тезисы, чтобы понять, как инновационные команды создают, сотрудничают и растут.
Выделите из Perfectly Confident быстрые подсказки для запоминания, подчёркивающие ключевые принципы открытости, командной работы и творческой устойчивости.

Погрузитесь в Perfectly Confident через яркие истории, превращающие уроки инноваций в запоминающиеся и применимые моменты.
Задавайте любые вопросы, выбирайте голос и совместно создавайте идеи, которые действительно находят у вас отклик.

Создано выпускниками Колумбийского университета в Сан-Франциско
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Создано выпускниками Колумбийского университета в Сан-Франциско

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We've all been told to "believe in ourselves" and "stay positive." But what if this ubiquitous advice is fundamentally wrong? Don Moore's groundbreaking research reveals that confidence isn't something to maximize-it's something to calibrate. While Tony Robbins preaches unwavering self-belief, Moore shows that the most successful people aren't the most confident; they're the most accurately confident. This distinction explains why the surgeon who doubts herself when appropriate saves more lives than the one who never questions her abilities. It's why the investor who acknowledges uncertainty outperforms the one convinced they can beat the market. The path to success isn't blind optimism-it's having the intellectual honesty to recognize what you know, what you don't, and the wisdom to tell the difference.