Analysing your IQ
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A product or system becomes more valuable as more people use it.
Mental models are thinking tools. Network Effects is one of the most powerful—used by successful founders, investors, and strategists to cut through complexity.
Build things that get stronger with each additional user or connection.
Network Effects works by providing a reliable heuristic for a common class of problems. Instead of reinventing decision-making each time, you apply a tested pattern.
A phone network with one user is worthless; with a billion users, it's essential infrastructure.
Use Network Effects when facing complex decisions with multiple variables. It's especially powerful when conventional wisdom seems wrong or when you're operating in unfamiliar territory.
Over-applying: Not every problem benefits from this model. Match the tool to the situation.
Under-applying: People learn the model but don't practice it. Application takes repetition.
Misunderstanding the principle: Surface-level understanding leads to poor execution. Study the examples.
Ignoring context: The same model works differently in different domains. Adapt accordingly.
Identify a current decision you're facing. Write down the assumptions you're making. Challenge each one.
Look at a past failure. Apply Network Effects retroactively—would it have changed the outcome?
Teach the model to someone else. If you can't explain it simply, you don't understand it well enough.
Set a reminder to apply this model once per week for the next month. Track the results.
The best thinkers have internalized multiple mental models and apply them fluidly based on context.
Mental models require specific cognitive traits to execute. Do you have the Purpose for this?
A product or system becomes more valuable as more people use it.
Build things that get stronger with each additional user or connection.
A phone network with one user is worthless; with a billion users, it's essential infrastructure.
Use Network Effects when facing complex decisions in the strategy domain, when conventional approaches aren't working, or when you need a structured framework for analysis.
Network Effects is used by strategic thinkers, business leaders, and anyone who needs to make high-stakes decisions under uncertainty. It's particularly popular in investing, startups, and engineering.
Yes. Mental models are learnable skills, not innate talents. The key is deliberate practice—actively applying the model to real decisions, not just reading about it.