Board Thread:Warhammer 40k General Discussion/@comment-25618639-20150307200513/@comment-25869775-20150308195253

Education should also be factored in this discussion. Some of the Primarchs were quite educated well before E got to them and some were raised in primitive worlds. Horus, Magnus, Gulliman maybe as top tier, and Russ, Angron, and Khan somewhere at the bottom I would say.