This statement is not supported by the article: "Facebook said that since the study on emotions, it has implemented stricter guidelines on Data Science team re

This statement is not supported by the article: "Facebook said that since the study on emotions, it has implemented stricter guidelines on Data Science team research. Since at least the beginning of this year, research beyond routine product testing is reviewed by a panel drawn from a group of 50 internal experts in fields such as privacy and data security." In fact, it is directly contradicted by the article.