A group of two is not a small version of a group of ten — it is a different kind of thing. Georg Simmel argued that sheer number of members is a social fact in its own right: change the headcount and you change what the group can do, how long it lasts, and who has power. Add and remove people below, then read the group through five lenses.
A group of three
Drag the slider to change the size of the group.
Group sizestart with the dyad
3members
Members3
Relationships3
Survives a departure—
Majority possible—
Read the group through…
Simmel’s third member
Georg Simmel, “The Number of Members as Determining the Sociological Form of the Group” (1902). Simmel was the first sociologist to treat quantity as a cause of social form — not just a description of it.