Cautious introverts and ambitious careerists need not apply. Admittedly, the purges were officially not directed against oppositionists, but against careerists and class enemies. Odom suggests Gorbachev was only looking for "careerists who would follow orders, any orders". Cultural factors influence how careerists view their occupational goals. The changes aimed to stop the dilution of the existing nobility with new careerists. Second, are the "political careerists".