Resilient Human Systems
Like Duolingo, but for Resilient Human Systems. Tomo turns the whole topic into a game you play five minutes a day, until it actually sticks.
For the part of you with thirty open tabs that never became anything.
A short one: 12 levels across 2 sections, about 24 minutes end to end, roughly 5 days at five minutes a day. It moves through Designing for Stability and Mastering Systemic Change.
Free forever · No credit card · iPhone & Android

Key ideas in Resilient Human Systems
- Absence of failure vs safety margin
- Tight coupling and slack
- Reinforcement of risky behavior
- Efficiency vs buffers
- Social validation of deviance
- Information flow in coupled systems
- Normalization of deviance
- Tight coupling and resilience
- Work-as-Imagined assumes a friction-less environment
- A sensor must first detect a deviation
- The 'Shadow System' prevents system collapse
- The system compares data against a threshold
- Gap analysis reveals under-resourced areas
- An effector triggers an action that opposes the trend
- Tight coupling and efficiency
- Work-as-Imagined vs Work-as-Done
You've tried the other tabs
Thirty open tabs. Four facts you actually kept.
You watched. You nodded. By Sunday it was gone.
One answer, then back to scrolling.
Eight weeks. You meant to finish. You didn't.
Tomo gives Resilient Human Systems the Duolingo treatment: levels, streaks, and quick quizzes that test what you just learned. That game loop is what the tabs above never had, so it's the one you actually finish.
Here's what playing it feels like
A real question from this course. Take your best guess.
In a system described as 'tightly coupled,' what is the primary risk during a localized failure?
Get it right to open this lesson and 11 more in the app.
Where Resilient Human Systems takes you
Move beyond basic organizational charts to understand the hidden dynamics of complex human networks. Learn to diagnose systemic drift, build antifragile structures, and identify the high-leverage points that actually drive change.
- 1
Designing for Stability
- Diagnosing Systemic Drift
- Engineering Antifragility
- 2
Mastering Systemic Change
- High-Leverage Interventions
- The Mechanics of Emergence
2 sections · 4 units · 12 levels. Built to play, not to enroll.
You pick the voice
Resilient Human Systems is taught in the The Professor style: clear, structured, thorough. Want a different feel? In the app you can spin up the same topic in any of Tomo's teaching styles. Same facts, totally different vibe.
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Start Resilient Human Systems today.
Download Tomo, search Resilient Human Systems, and play your first lesson in under a minute.