Welcome to Center for Computational Analysis of Social and Organizational Systems (CASOS)!


Addressing complex real world issues through a combined social-science & computer-science approach, using advanced techniques from network science, text-mining, and agent-based modeling.

  • Leader in network science, network analysis and network visualization.
  • Leader in network dynamics and linking social networks to other data - geo-spatial, knowledge, tasks etc.
  • Leading analytic tools for network analysis - ORA-LITE, AutoMap, Construct
  • University wide center with faculty and students in multiple departments
  • Multi-disciplinary research - working with Academia, Industry, Government
  • Applications related to Law Enforcement, Counter-terrorism, Health, Nuclear Deterrence, Cyber-Security, Social Change, Organizational Design, Insider Threat, Population Dynamics, Social Media.

Director: Prof. Kathleen M. Carley
kathleen.carley@cs.cmu.edu :: homepage

Recent News

  • July 2022 - CASOS graduate students Samantha Phillips and Tom Magelinski were chosen to present at the 2022 Sunbelt XLII Social Networks Conference of the International Network for Social Network Analysis (INSNA).
  • July 2022 - CASOS graduate students Catherine King and Samantha Phillips are awarded GuSH funds for their research study on polarization.
  • July 2022 - CASOS Director Kathleen M. Carley is interviewed by Chris Stewart from Scripps Media about extremists groups using video games to recruit new followers. Read the full article here.
  • June 2022 - Congratulations to CASOS graduate students JD Moffitt and Janice Blane! The Army ORSA branch recently selected Janice and J.D. for Key Nominative Billets within their career field. This highly competitive selection identified them as top technical leaders within the Army. Read more here...
  • June 2022 - CASOS Director Kathleen M. Carley is interviewed by the folks at CNN's Early Start regarding bot behavior on Twitter and the different characteristics of bots. See full interview here.
  • May 2022 - CASOS Director Kathleen M. Carley is interviewed by the technology reporter Benjamin Powers from Grid regarding the number of bots on Twitter. Read the full article here.
  • May 2022 - CASOS Director Kathleen M. Carley is interviewed by the Washington Post for the Article "Musk's question about bots is nothing new for Twitter". Read about her comments and some of our research regarding bots on Twitter by reading the full article here.
  • May 2022 - CASOS Graduate student Luke Osterritter joined the National Cryptologic Foundation to discuss dismantling disinformation. Watch the video here.
  • Read More...

ORA-LITE

Analyze statistics, social network analysis (SNA), dynamic network analysis (DNA), link analysis software.

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The Professional version of ORA which is available from Netanomics (www.netanomics.com). ORA is a network science tool used for network science and visualization

Find out more about our TOOLS

CASOS used network science tools such as ORA, Automap, and Construct. These tools are used for network science and visualization