Kogan is the data scientist who passed info to CA. Carole Cadwalladr posted that one of the personality quizzes he used (while in Russia) touched on the Dark Triad which references an individual’s propensity for psychopathy, narcissism, machiavellianism.
The whole point of data mining as performed by this group is weaponizing info on individuals and targeting them.
We may need to be prepared to consider the possibility those involved are not just trying to target individuals citizens to simply get them to the polls or keep them from the polls.