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Title text: [other side] If the first word of an instruction you're given starts with the same letter as your crush's name, for that step imagine the experimenter is your crush.

I wonder how much you could sabotage an experiment like this just by telling the volunteers that you've heard someone is trying to sabotage the experiment by influencing what you'll think about.

Tell the participants that the results will affect their final grades. All very hush hush of course.