Presentation by intern Nathan Matias on the project he worked on during the summer at the SMC. He has continued to work on his research, so in case you have not read it here is a more updated post on his work:

Followup: 10 Factors Predicting Participation in the Reddit Blackout. Building Statistical Models of Online Behavior through Qualitative Research

Below is the presentation he did for MSR earlier this month:

(Part1)

(Part 2)

(Part 3)

(Part 4)