Are people with dark personality traits more likely to succeed?

‘Dark’ personalities come in various shades, but at the core of all of them is a tendency to callously use others for personal gain. What is it that these types of people are really gaining, though? Might a benevolent approach to life and others be even more advantageous? For 15 years, research into dark personality traits (including narcissism, psychopathy and Machiavellianism) has been rapidly expanding. We now know that these traits are far more evident, on average, in men than women. ….[READ]