The Jagged Frontier: Why AI can Atrophy Your Critical Thinking
A landmark Harvard/BCG study reveals that while AI boosts creativity, it causes high-performers to drop by 19% on problem-solving tasks. The danger lies in the "Jagged Frontier"—and the tendency for humans to outsource their judgment to a machine that is confidently wrong. Introduction The narrative around generative AI is centred around it being an engine for productivity that functions as a super-intelligent intern, raising the floor for low performers and raising the ceiling for high performers. However, a 2023 study by Harvard Business School, Wharton and BCG reveals a more nuanced reality. While AI has largely boosted performance in the domain of creative tasks, it caused high-performing consultants to perform 19% worse on problem-solving tasks compared to those working without the use of AI. This is largely a human problem, as those consultants making regular use of AI tools risk falling asleep at the wheel. The Jagged Frontier At the core of this problem is th...