Systematic Review of the Hawthorne Effect¶
McCambridge, J., Witton, J., & Elbourne, D. R. (2014). Systematic Review of the Hawthorne Effect: New Concepts Are Needed to Study Research Participation Effects. Journal of Clinical Epidemiology, 67(3), 267-277.
Cited by¶
17 citations across 17 artifacts.
Each citation links to the sentence it supports in the citing article.
Mechanisms¶
- Before / After Behavior Monitor
- Worse, the act of overt monitoring can itself suppress the very offset it means to detect, so a reassuring "after" period may be an artifact of being watched rather than genuine care.
This sourceWarns that an observed after-period can reflect behavior changed by awareness of monitoring rather than the underlying behavior alone.
- Worse, the act of overt monitoring can itself suppress the very offset it means to detect, so a reassuring "after" period may be an artifact of being watched rather than genuine care.
- Bounded Co-option Trial
- A bounded, observed, opt-in slice may simply not behave like the whole system at real load — and people who know they're in a trial often act differently than they will once it's ordinary, so early enthusiasm can evaporate on general release.
This sourceFinds that awareness of taking part in or being observed during research can alter behavior.
- A bounded, observed, opt-in slice may simply not behave like the whole system at real load — and people who know they're in a trial often act differently than they will once it's ordinary, so early enthusiasm can evaporate on general release.
- Contextual Inquiry or Walkthrough
- Its central failure mode is that observation changes what is observed: people work more carefully, follow the rules more faithfully, and narrate more coherently when watched, so a study can capture the compliant version of the behaviour rather than the real one — the Hawthorne effect.
This sourceFinds evidence that awareness of research participation or observation can alter the behavior being studied.
- Its central failure mode is that observation changes what is observed: people work more carefully, follow the rules more faithfully, and narrate more coherently when watched, so a study can capture the compliant version of the behaviour rather than the real one — the Hawthorne effect.
- Field Observation
- Its failure modes start with the Hawthorne effect — people behave differently when watched
This sourceReviews evidence that awareness of research participation or direct observation can itself change the behavior being studied.
- Its failure modes start with the Hawthorne effect — people behave differently when watched
- Limited Market Pilot
- Extra attention, hand-picked staff, and the simple fact of being watched can lift performance that won't survive at scale — the Hawthorne effect in miniature.
This sourceFinds that intensive research attention and awareness of being observed can alter behavior.
- Extra attention, hand-picked staff, and the simple fact of being watched can lift performance that won't survive at scale — the Hawthorne effect in miniature.
- Observation Protocol Design
- Its subtle failure mode is that the act of observing under the protocol can disturb the very state being observed — the observer or apparatus changes the subject's behavior, a reactivity long noted as the observer or "Hawthorne" effect.
This sourceReviews evidence that research participation, direct observation, or awareness of being studied can change the behavior under measurement.
- Its subtle failure mode is that the act of observing under the protocol can disturb the very state being observed — the observer or apparatus changes the subject's behavior, a reactivity long noted as the observer or "Hawthorne" effect.
- Observation-Reactivity Probe
- The probe is the right tool when people plausibly change behavior because they know they are watched — the Hawthorne-style signal the archetype flags — and when a decision hangs on whether an observed pattern is real or an artifact of observing.
This sourceReviews Hawthorne effects in which awareness of observation changes behavior and distorts the pattern under study.
- The probe is the right tool when people plausibly change behavior because they know they are watched — the Hawthorne-style signal the archetype flags — and when a decision hangs on whether an observed pattern is real or an artifact of observing.
- Pilot Localization Trial
- The Hawthorne effect — the enthusiasm of volunteers and the extra attention of a watched trial — makes the pilot setting unrepresentative, so friction observed under the pilot's spotlight understates what a cold rollout will meet.
This sourceDefines the Hawthorne effect as behavior change resulting from awareness of being observed or studied.
- The Hawthorne effect — the enthusiasm of volunteers and the extra attention of a watched trial — makes the pilot setting unrepresentative, so friction observed under the pilot's spotlight understates what a cold rollout will meet.
- Pilot Program
- Its signature distortion is the Hawthorne effect
This sourceReviews the Hawthorne effect as behavior changing because people know they are being studied or observed.
- Its signature distortion is the Hawthorne effect
- Post-Intervention Climate Audit
- Its central trap is the Hawthorne effect
This sourceReviews behavior change associated with awareness of research participation, while finding heterogeneous effects.
- Its central trap is the Hawthorne effect
- Price Sensitivity Experiment
- A Hawthorne effect — behavior changing because a temporary, salient test is underway rather than because of the price itself — can inflate or distort the measured response, and a short promo-flavored test may not predict a permanent price.
This sourceFinds that research participation and awareness of being studied can alter behavior and introduce potentially profound measurement bias.
- A Hawthorne effect — behavior changing because a temporary, salient test is underway rather than because of the price itself — can inflate or distort the measured response, and a short promo-flavored test may not predict a permanent price.
- Scale Pilot or Dry Run
- A small, watched, well-staffed rehearsal enjoys attention and goodwill a full rollout never will — the Hawthorne effect, where being observed lifts performance — and a scenario chosen to be flattering tests functionality without testing the scaling driver at all.
This sourceReviews the Hawthorne effect as possible behavioral change associated with research participation and awareness of being observed or studied, while finding highly heterogeneous evidence.
- A small, watched, well-staffed rehearsal enjoys attention and goodwill a full rollout never will — the Hawthorne effect, where being observed lifts performance — and a scenario chosen to be flattering tests functionality without testing the scaling driver at all.
- Shadowing Session
- Small-Scale Pilot
- A hand-picked, closely-watched pilot site tends to outperform — partly from favorable selection, partly from the Hawthorne effect, the way people work differently when they know they're the ones being observed — and then the flattering result fails to reproduce at rollout.
This sourceReviews research-participation effects in which awareness of being studied can alter participants' behavior.
- A hand-picked, closely-watched pilot site tends to outperform — partly from favorable selection, partly from the Hawthorne effect, the way people work differently when they know they're the ones being observed — and then the flattering result fails to reproduce at rollout.
- Tagged Input Tracing
- The act of tagging can change the process: tagged units get handled more carefully, so the trace understates real loss — a Hawthorne effect on the flow.
This sourceDefines the Hawthorne effect as behavior changing because people know they are being observed or studied.
- The act of tagging can change the process: tagged units get handled more carefully, so the trace understates real loss — a Hawthorne effect on the flow.
- Value-Stream Waste Walk
- Its central failure mode is the observer effect and the atypical sample: people work differently when watched, and a single walk can catch a good day or a bad one, so a waste ranking built from one biased pass misdirects the redesign.
This sourceReviews the Hawthorne effect as behavior alteration associated with awareness of observation or research participation.
- Its central failure mode is the observer effect and the atypical sample: people work differently when watched, and a single walk can catch a good day or a bad one, so a waste ranking built from one biased pass misdirects the redesign.
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