Hawthorne Effect

A phenomenon in which a participant will change their behaviour upon learning that they are being observed


Summary (bullet points)

This has an effect on whether or not the results of experiments or studies are generalisable to the population.

Classification (s)

Research term

Foundational paper (s)

McCarney, R., Warner, J., Iliffe, S., van Haselen, R., Griffin, M., & Fisher, P. (2007). The Hawthorne Effect: a randomised, controlled trial. BMC medical research methodology, 7, 30.