https://www.reuters.com/article/us-facebook-cambridge-analytica-academic/academic-behind-facebook-breach-says-he-is-a-scapegoat-bbc-idUSKBN1GX0KK

A Cambridge University academic who harvested data on millions of Facebook users said he had been made a scapegoat by the social network and a UK-based political consultancy, and that the accuracy of the dataset had been exaggerated.