The document discusses several key concepts in sociological theory, including:
1) Auguste Comte, regarded as the founder of sociology, who argued that human thought progresses through theological, metaphysical, and positive/scientific stages of development.
2) Phenomenology, which studies conscious experience and how individuals construct the social world, influencing sociologists like Alfred Schutz.
3) Theories, concepts, propositions, hypotheses, and paradigms as important components of sociological frameworks for understanding social phenomena.
4) Emile Durkheim's study of suicide, which hypothesized that stronger social integration leads to stronger social cohesion within a society.