Experiments, testing & rollout · Working
Novelty effect
Also called: newness effect
ELI5
People react because something is new, not because it is better.
Used in conversation
“Run the experiment long enough to observe the novelty effect.”
Definition
A temporary response caused by newness rather than durable value.
Here “Novelty effect” means: A temporary response caused by newness rather than durable value.
Pitch context
You will see “Novelty effect” in product strategy decks, roadmaps, experiments and architecture reviews when the discussion reaches experiments, testing & rollout.
Why it matters: It helps a reader interpret experiments, testing & rollout without confusing the measure, decision, role or evidence being discussed.
Sources & evidence · 2
Supporting source families. This entry is an editorial synthesis rather than a quotation from one canonical glossary.
- Scrum Guides — The Scrum Guide — official current versionSupporting source family · primary · checked 2026-08-16
- National Institute of Standards and Technology — Computer Security Resource Center GlossarySupporting source family · primary · checked 2026-08-16