https://www.cnet.com/news/cambridge-analytica-linked-researcher-aleksandr-kogan-wants-to-stop-the-next-data-scandal/ > Aleksandr Kogan helped get Facebook in its Cambridge Analytica mess. Now he has suggestions on how to stop the next one from happening. > The University of Cambridge professor, who testified before the Senate Committee on Commerce, Science and Transportation on Tuesday, said Facebook's issues with Cambridge Analytica were "inevitable" because of how much data digital marketing harvests from people online.