Conversation so far:
the concept of social capital is given by
The concept of social capital involves the potential of individuals to secure benefits and invent solutions to problems through membership in social networks.
what is the definition of social capital
Thomas Sander defines it as the collective value of all social networks (who people know), and the inclinations that arise from these networks to do things for each other.“
where did the term social capital originate
The term social capital was in intermittent use from about 1890, before becoming widely used in the late 1990s.

Question: who are some people who used the term
Self-contained rewrite: who are some people who used the term social capital