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Oct 10, 2011 at 13:00 comment added Janel +1 Yes, the 'Hawthorne' or halo effect is the term we learned in a module on my MSc HCI course. Participants perform in a way that they feel is desired by the moderator. In a nutshell it's people performing differently because they know they're under observation.
Oct 8, 2011 at 8:49 history answered giraff CC BY-SA 3.0