Hawthorne effect
type of reactivity in which individuals modify an aspect of their behavior in response to their awareness of being observed
en-US/ˈhɑˌθɑɹn ˈifɛkt/
en-GB/hɔːθɔːn ɪˈfɛkt/
type of reactivity in which individuals modify an aspect of their behavior in response to their awareness of being observed