Individualism is believing in individuality, diversity, and freedom over authority and conformity. Individualism emphasizes the separateness, independence, and uniqueness of different people. It is part of many political and philosophical movements, such as liberalism, anarchism, egoism, libertarianism, existentialism, and humanism.

Individualism encompasses a value system, a theory of human nature, and a belief in certain political, economic, social, and religious arrangements. According to the individualist, all values are human-centred, the individual is of supreme importance, and all individuals are morally equal.

It is a philosophical and societal outlook that places primary value on the rights, freedom, autonomy, and unique characteristics of the individual. It emphasizes individual interests, needs, goals, and achievements over collective or societal interests.