Columbia University Medical Center
Ranked #1 in Psychiatry
U.S. News & World Report
Ranked #1 in Research Funding
National Institutes of Health
NewYork-Presbyterian Hospital The University Hospital of Columbia and Cornell
Did Facebook's Experiment Violate Ethics?
July 2, 2014

Facebook essentially sought to manipulate people's mood. This is not a trivial undertaking. What if a depressed person became more depressed? Facebook says that the effect wasn't large, but it was large enough for the authors to publish the study in a major science journal.

This experiment is scandalous and violates accepted research ethics.

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