Name: Social maps that reveal a city's intersections — and separations
Uploaded: 2014-12-12T16:10:42Z
Duration: 5 min 19 s
Description: Every city has its neighborhoods, cliques and clubs, the hidden lines that join and divide people in the same town. What can we learn about cities by looking at what people share online? Starting with his own home town of Baltimore, Dave Troy has been visualizing what the tweets of city dwellers reveal about who lives there, who they talk to — and who they don’t.

Every city has its neighborhoods, cliques and clubs, the hidden lines that join and divide people in the same town. What can we learn about cities by looking at what people share online? Starting with his own home town of Baltimore, Dave Troy has been visualizing what the tweets of city dwellers reveal about who lives there, who they talk to — and who they don’t.

Dave Troy: Social maps that reveal a city's intersections — and separations

Social maps that reveal a city's intersections — and separations

Exploring cities through social maps reveals the invisible lines that divide communities and the interests that unite them.

In San Francisco, tensions between the tech community and others highlight the city's evolving social landscape, shaped by new wealth.

Rio de Janeiro's vibrant, diverse social tapestry, as seen through online interactions, challenges the notion of segregation as a given.