Social contract theory is not the basis of political philosophy, it is one response to the problem of political authority. https://en.wikipedia.org/wiki/Politic

Social contract theory is not the basis of political philosophy, it is one response to the problem of political authority. https://en.wikipedia.org/wiki/Political_authority https://en.wikipedia.org/wiki/Political_authority If you look at the criticisms section of your linked page, you'll also see why social contract theory is more popular in high-school than it is with actual philosophers (most of whom think it's wrong).