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Nudge · 2-minute read

The Two-Question Pulse

Annual surveys measure memory, not experience. Two questions asked weekly reveal far more than sixty asked once a year.

By Tareef Jafferi · 9 Jul 2026

Experience-sampling research shows that how people feel in the moment differs from how they remember feeling. Annual surveys are dominated by whatever happened recently.

A short, frequent check feels like a pulse rather than an audit, so people actually answer it — and the data is close enough to events to act on.

The research: Csikszentmihalyi & Larson (1987), Journal of Nervous and Mental Disease — experience sampling.

Adapted from Nudges at Work by Tareef Jafferi, shared in partnership with Happily.ai.

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