About Me

I am Professor and Associate Chair in the School of Interactive Computing in the College of Computing at Georgia Tech, and a member of the Graphics, Visualization, and Usability (GVU) Center. I received my PhD from the Epistemology and Learning Group at the MIT Media Lab in 1997, and my BA in physics from Harvard University in 1987. I do research on social computing, with interests in collaboration, social movements, content moderation, conspiratorial ideation, and internet research ethics.

My involvement with ACM includes:

  • * ACM Fellow
  • * Member of the ACM SIGCHI Academy
  • * Chair of the ACM CSCW community, the steering committee for the CSCW conference
  • * Member of the ACM Ethics and Plagiarism Committee

I do expert witness work related to people's behavior on the internet.