Learning speed is the durable advantage
Hess argues that in a fast-changing economy the only sustainable edge is how fast a person or firm learns, unlearns, and relearns. Everything else gets copied or commoditized.

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Hess argues that in a fast-changing economy the only sustainable edge is how fast a person or firm learns, unlearns, and relearns. Everything else gets copied or commoditized.
Defensive reasoning, ego, and fear of looking wrong are the main barriers to learning. Real learning requires quieting the reflex to protect self-image so contradictory evidence can be taken in.
Hess draws on cognitive science to teach metacognition: watching your own reasoning, testing beliefs against data, and treating them as hypotheses. Better thinking is a trainable practice of reflection and challenge.
People only learn out loud when it is safe to admit ignorance, error, and doubt without punishment. Leaders must engineer environments where candor and mistakes are permitted.
Hess profiles firms like Bridgewater and UPS whose systems, hiring, and rituals institutionalize continuous learning. A learning culture is built through concrete processes, not aspirational mission statements.
Because negative emotions hijack judgment, managing them is treated as part of thinking well, not separate from it. Learning to think requires learning to stay calm and open under threat.