Furthermore, predictive analytics companies do not go through ethical review boards or run highly controlled studies using one or two messages at a time. (scientificamerican.com)
An investigation related to this research has been conducted by the Expert Group for Misconduct in Research at the Swedish Central Ethical Review Board on behalf of Karolinska Institutet. (retractionwatch.com)
The study was approved by the Regional Ethical Review Board of Uppsala University, Dr.nr 2005:375. (academic.oup.com)