Those with high intelligence and the right kind of personality find themselves making more money and in more prestigious occupations 11 years later.
While personality is a big factor, intelligence played a much larger role in success.
What what does this tell us?
If someone is highly intelligent, has the right personality and has a solid background from their parents they are much more likely to succeed than those that don't. However, on the flip side if one has high intelligence they can overcome a negative parental legacy.
Damian, R. et. al. (2015). Can personality traits and intelligence compensate for background disadvantage?: Predicting status attainment in... Journal of Personality and Social Psychology, 109 (3).