About this ebook
Instead of relying on intuition alone, the most effective thinkers use mental models—simple frameworks that clarify how the world works. These models act like lenses, helping you interpret information, recognize patterns, and make smarter choices in uncertain environments.
This book introduces the core mental models that shape clear thinking, including models for decision-making, incentives, systems, risk, probability, and human behavior. Each concept is broken down into practical explanations and real-world applications that make the ideas easy to understand and use.
Whether you’re navigating business decisions, financial choices, or everyday problems, learning to think with mental models can dramatically improve how you analyze situations and respond to complexity.
Mental Models Made Simple is part of The Made Simple Framework, a series designed to turn complex ideas into practical tools for clearer thinking and better decisions.
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About the author
Kimani Upshur, M.Ed., is the creator of the Made Simple Framework, a growing collection of books designed to simplify complex ideas about thinking, decision-making, systems, and human behavior.
Through the Made Simple series, Upshur breaks down powerful concepts—such as thinking, focus, incentives, risk, power, wealth, and technology—into clear principles that readers can apply in everyday life. Each book focuses on a single idea while connecting to a larger framework that helps readers understand how decisions, systems, and incentives shape outcomes.
His work draws on systems thinking, behavioral economics, and real-world decision-making, with a focus on helping readers think more clearly, reduce confusion, and make better choices over time.
Upshur is the founder of Upshur Unlimited LLC and the author of multiple titles in the Made Simple series, including Thinking Made Simple, Decision Making Made Simple, Systems Thinking Made Simple, Focus Made Simple, Incentives Made Simple, Risk Made Simple, Time Made Simple, Wealth Made Simple, and other books within the expanding framework.
His goal is simple: to make powerful ideas understandable, practical, and useful for everyday life.
