Concepts
The irreducible epistemic atoms underlying the curriculum. 4,828 atoms across 8 types
Procrastination is primarily a strategy for regulating…
Procrastination is primarily a strategy for regulating negative emotions, not a failure of time management.
Intentional suppression of thoughts paradoxically increases…
Intentional suppression of thoughts paradoxically increases their accessibility and frequency.
Human motivation includes separable 'wanting' and 'liking'…
Human motivation includes separable 'wanting' and 'liking' systems that can become decoupled.
People rapidly adapt to material improvements, returning…
People rapidly adapt to material improvements, returning to baseline satisfaction regardless of circumstances (hedonic adaptation).
Humans retain the capacity to choose their attitude toward…
Humans retain the capacity to choose their attitude toward circumstances even when all external freedoms are removed.
The explanatory style used to interpret adverse events…
The explanatory style used to interpret adverse events predicts both emotional and behavioral responses.
Groups that prioritize consensus over accuracy suppress…
Groups that prioritize consensus over accuracy suppress dissent in ways that produce catastrophic decisions.
Flow occurs when challenge slightly exceeds current…
Flow occurs when challenge slightly exceeds current capability within one's skill range.
In any network of dependent tasks, the longest chain…
In any network of dependent tasks, the longest chain of sequential dependencies determines minimum completion time.
Average cycle time equals work-in-progress divided…
Average cycle time equals work-in-progress divided by throughput rate.
Complex systems that work evolved from simple systems…
Complex systems that work evolved from simple systems that worked.
Catastrophic failures in complex systems rarely result…
Catastrophic failures in complex systems rarely result from a single failure but from the alignment of multiple failures through defensive layers.
Task switching between different types of cognitive work…
Task switching between different types of cognitive work imposes a measurable time cost that increases with the complexity and dissimilarity of the tasks being switched between.
Human memory of task duration is systematically biased…
Human memory of task duration is systematically biased and does not correspond to actual elapsed time.
When a measure becomes a target, it ceases to be a good…
When a measure becomes a target, it ceases to be a good measure.
Process variation consists of two fundamentally different…
Process variation consists of two fundamentally different types: common cause variation inherent to the system, and special cause variation from identifiable disruptions.
The behavior of a system arises from its structure…
The behavior of a system arises from its structure, not from the intentions of its participants or quality of individual components.
Different problem domains require fundamentally different…
Different problem domains require fundamentally different operational approaches based on cause-effect predictability.
Every system is perfectly designed to get the results…
Every system is perfectly designed to get the results it gets.
When estimating future task duration, people naturally adopt
When estimating future task duration, people naturally adopt an inside view (mental simulation of specific steps) that systematically excludes the factors that actually consume time, leading to consistent underestimation.
Reference class forecasting (using base rates from similar…
Reference class forecasting (using base rates from similar past projects) produces more accurate estimates than bottom-up planning even when planners are experts in their domain.
Human cognitive capacity varies predictably across the day…
Human cognitive capacity varies predictably across the day in patterns shaped by chronotype, sleep, and shared biological rhythms.
Intentional underutilization (slack) is necessary…
Intentional underutilization (slack) is necessary for systems to absorb variation without failing.
Human beings make decisions under conditions of incomplete…
Human beings make decisions under conditions of incomplete information, limited time, and cognitive constraints rather than as omniscient rational optimizers.