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Study: AI Significantly Boosts Knowledge Worker Productivity and Quality

A new study reveals that AI-augmented workers completed tasks faster, more efficiently, and with higher quality compared to their counterparts who did not use AI.

28 September 2026
Study: AI Significantly Boosts Knowledge Worker Productivity and Quality

Knowledge workers' productivity and work quality can see significant improvements with the integration of artificial intelligence (AI), according to a recent study involving Harvard Business School, MIT, and Boston Consulting Group (BCG). The research found that AI-augmented consultants completed 12.2% more tasks on average, finished them 25.1% faster, and delivered work that was 40% higher in quality.

The study, which surveyed 758 BCG consultants, demonstrated AI's benefits across 18 diverse tasks, ranging from creative idea generation to analytical problem-solving. While AI's capabilities are described as uneven and forming a "jagged frontier," it proved to be a powerful ally for tasks falling within this frontier.

The use of AI also served to level the playing field. Consultants who initially performed poorly saw the most substantial improvements with AI, up to 43%. This "skill-leveling" effect could have profound implications for the workplace, potentially reducing the gap between average and high performers.

Researchers identified three interaction styles with AI: "centaurs," "cyborgs," and "sleeping drivers." Centaurs strategically divide labor between human and machine, recognizing the strengths and weaknesses of each. This approach aims to optimize AI usage and avoid pitfalls, especially when tasks fall outside AI's current capabilities.

Original source: siili.com