One of the pleasures of selling social network analysis software and services is seeing what clients do with the new knowledge and tools we provide to them.Several years ago I started working with an economic justice organization in a major U.S. city. Their focus is on tenant's rights and eliminating slum housing conditions. They had been working with their city attorney gathering information on a group of slumlords that owned apartment buildings that had a long list of continuously unresolved violations that were affecting the health of the tenants and their children. They wanted a new way to analyze and visualize their data. Since the slumlords...