How AI Is Eroding Executives' Capacity for Independent Judgment

As organizations increasingly outsource their "intelligence" to AI tools, executives are losing the very capability that drives competitive advantage: the capacity for independent, original judgment. A recent report from Harvard University innovation researchers has uncovered this troubling trend.

To test AI's impact on human judgment, the researchers ran a field experiment: 228 experienced evaluators assessed 48 projects submitted to MIT's global Social Impact innovation competition. The experiment used three conditions — human judgment alone, a language model's assessment paired with explanatory reasoning, and a language model's assessment with no additional context at all. Evaluators' decisions were then compared against the verdicts of four experts affiliated with the competition.

The results showed that when the AI's recommendation came with an accompanying rationale, evaluators were far more likely to defer to the model's conclusion rather than form their own independent opinion — a pattern that risks hardening into a learned habit, one that erodes executives' capacity for original decision-making over time.

The study's authors recommend that organizations proceed cautiously when integrating AI tools into decision-making processes, and train executives to critically evaluate a model's output — forming their own independent assessment first, then comparing it against the AI's recommendation. Otherwise, organizations risk trading away long-term strategic thinking capacity for short-term speed.