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What Deep Work Is — and What Qualifies as Shallow
What Deep Work Actually Is — The Definition That Matters
Deep work is not just focused work. It has a specific definition with specific cognitive requirements. Here is what qualifies as deep work — and what most productive-feeling work does not.
What Shallow Work Is — and Why It Dominates Modern Schedules
Shallow work is not bad work. It is necessary work. But it has taken over the schedule in ways that have specific consequences for real output. Here is the definition and the mechanism.
The Specific Cognitive Activities That Constitute Deep Work
Not everything that requires concentration is deep work. Here is the specific test for whether a cognitive activity qualifies — and examples from different professional domains.
How to Evaluate Any Task on the Deep-Shallow Spectrum
Every task sits somewhere on a spectrum from deep to shallow. Here is how to evaluate any task's position — and why that evaluation determines how it should be scheduled, protected, or batched.
Why Shallow Work Feels Productive and What That Feeling Masks
A day of shallow work produces the feeling of productivity without the output of depth. Here is why busyness feels like progress — and what is actually being masked.
The Difference Between Concentration and Deep Work
You can concentrate without doing deep work. Here is the specific difference between sustained concentration (which many tasks require) and deep work (which few tasks produce).