Homeostasis
Self-correcting systems resist change to maintain a set point.
The human body keeps its temperature near 37°C. Organisations keep their cultures near a stable point. Markets keep prices near "intrinsic value" most of the time. Whenever you see a system that keeps returning to a particular state despite disturbances, homeostasis is at work.
The mechanism is usually a set of negative feedback loops. When the system deviates from the set point, corrective forces activate proportional to the deviation. The further off-target, the harder the correction.
For operators, homeostasis is what makes change hard. You implement a new process. The culture quietly drifts back to the old process within months. The set point won. The lesson: meaningful change requires changing the set point, not just pushing against it.
Examples in the wild
Most cost-cutting initiatives last 18-24 months before the costs creep back. The culture's homeostatic set point hasn't moved. Pushing against it temporarily doesn't last.
Markets tend to revert to long-run valuation ranges. Periods of extreme valuation eventually homeostat back. The timing is the hard part.
Diet, fitness, and savings goals often revert to a person's homeostatic baseline within 12 months. Real change requires moving the baseline.
Homeostasis is one of the mental models we apply through real cases inside the Pareto MBA — a part-time program for professionals who want to think clearly about business.