Mental Models and the Limits of Linear Reasoning
Mental Models and the Limits of Linear Reasoning explains how internal assumptions shape what people notice, ignore, blame, measure, and try to fix. The article shows why linear cause-effect thinking can be useful in simple situations but misleading in complex systems shaped by feedback loops, delay, adaptation, nonlinear response, hidden stocks, shifting incentives, and power. Through examples from public health, infrastructure, organizations, education, artificial intelligence, climate systems, economics, and public administration, it examines how flawed mental models can turn symptoms into causes, blame individuals for structural conditions, hide administrative burden, misread trust, and overestimate direct interventions. Readers gain a practical method for surfacing assumptions, comparing alternative explanations, testing models against behavior over time, using boundary critique, and improving reasoning so interventions are based on structural understanding rather than confident but incomplete linear interpretation.









