#228 なぜ人数が増えると人は手を抜くのか episode artwork

EPISODE · Jan 23, 2026 · 11 MIN

#228 なぜ人数が増えると人は手を抜くのか

from 超リアルな行動心理学 · host FERMONDO

人は人数が増えるほど無意識に手を抜く――これが「社会的手抜き(リンゲルマン効果)」です。8人で作業すると、一人あたりの力は約半分に低下するという研究結果も。善意で担当者を増やすほど、責任が曖昧になり生産性は下がります。「みんなで」ではなく、役割と責任を明確にする工夫が大切です。

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#228 なぜ人数が増えると人は手を抜くのか

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