People repeat behaviour that leads to flooding their brains with pleasurable chemicals. The short-term reward loop acts over hours to years, and the long-term reproductive success loop over generations. ↗
As for leadership, I am the kind who leads reluctantly and more by example than anything else. Someone had to be on the incorporation papers as president. ↗
Fighting hard to protect yourself and your relatives is good for your genes, but when captured and escape is not possible, giving up short of dying and making the best you can of the new situation is also good for your genes. ↗
I suspect that a substantial fraction of human problems in the world today, not just cults, result from the mismatch between the current environment and the environment in which we evolved. ↗
The rare person is still interested in new advances when they are adults. There is possibly a correlation with intelligence. In any case, you have to be fairly bright to keep learning and changing attitudes as you get older. ↗