Communities of Knowers

No knower stands alone. We are born into and move among communities of knowers, families, cultures, schools, professions, nations, online groups, that supply most of our knowledge and set the standards by which we judge it. This lesson examines how belonging shapes knowing.

Shared knowledge

Much of what we know is shared knowledge: it is built by groups over time, stored in language, books, institutions, and practices, and it outlives any individual. A scientific consensus, a legal tradition, or a body of folk wisdom is knowledge that no single person produced or holds entirely. Shared knowledge is enormously powerful because it pools the work of many and is checked by many, but it also carries the assumptions and blind spots of the community that built it. Personal knowledge, by contrast,