The London offices of data analysis company Cambridge Analytica. As criticism grows over alleged mining of 50 million Facebook users' personal data, Dr Aleksandr Kogan, who created the This Is Your Digital Life app, said he was shocked to discover the data was used to target voters in the US 2016 presidential election. Simon Dawson / Bloomberg
The London offices of data analysis company Cambridge Analytica. As criticism grows over alleged mining of 50 million Facebook users' personal data, Dr Aleksandr Kogan, who created the This Is Your DiShow more