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Insights on data analytics, business intelligence and software development.

Teemu Julkunen Apr 2, 2026 English

Part 3: The KPI Paradox (Goodhart’s Law)

The more KPIs a company tracks, the less it understands its business.

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Teemu Julkunen Mar 23, 2026 English

Part 2: The Measurement Trap

You're optimizing for the data you can see. Not the data that matters.

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Teemu Julkunen Mar 16, 2026 English

Part 1: Why Most “Data-Driven” Decisions Are Just Justifications

Many organizations claim to be data-driven, but in practice they are performing Data Theater. Dashboards, KPIs, and analytics presentations create the appearance of rational decision-making, …

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