Lost Generation: A group of American writers who came of age during World War I and felt disillusioned by the post-war society. Their works often reflected feelings of alienation and despair.
Beat Generation: A literary movement in the 1950s characterized by rejection of mainstream culture, spontaneous writing styles (stream-of-consciousness), exploration of spirituality, and non-conformity.
Transcendentalism: A philosophical and literary movement in the mid-nineteenth century that emphasized individualism, self-reliance, nature's connection to spirituality, and the importance of intuition over logic.