It seems pretty noncontroversial to me that managers are more likely to promote people they like, and that this effect magnifies at higher ranks where performan

It seems pretty noncontroversial to me that managers are more likely to promote people they like, and that this effect magnifies at higher ranks where performance metrics are less objective. Obviously a worker who only focuses on politics is going to be seen as redundant pretty quickly, but I've seen some very good workers who didn't get the promotions they should have because they didn't engage with politics at all.