The Horrible Aspects of Science: The Horrors of the Facial Expression Experiment 1924

The Facial Expression Experiment of 1924 was conducted by American psychologist Carney Landis, aiming to study the universality of facial expressions by eliciting emotions through various stimuli. While contributing to the understanding of nonverbal communication, the experiment raised ethical concerns due to its use of questionable methods, including inducing pain and discomfort in participants, leading to discussions about research ethics and participant well-being.