Chief Investigator (CI)

Chief Investigator (CI)

Prof. Meeyoung Cha (차미영 교수)

Email: mcha (at)

Prof. Meeyoung Cha is a Chief Investigator in the Data Science Group at the IBS Pioneer Research Center for Mathematical and Computational Sciences (starting January 1st, 2019) and an Associate Professor at KAIST School of Computing

Dr. Cha’s research is on data science and information science with an emphasis on modeling socially-relevant information propagation processes. Her work, on misinformation, poverty mapping, fraud detection, and long-tail content, has gained more than 14,000 citations and received the best paper awards at several conferences. 

Dr. Cha has served as a program co-chair for ICWSM2015 and Big Event at WWW2020, and currently is on the editorial board of PeerJ and ACM Transactions on Social Computing. In 2015-2016, Dr. Cha worked at Facebook’s Data Science Team as a Visiting Professor. She is the recipient of the Korean Young Information Scientist Award in 2019 and the AAAI ICWSM Test of Time Award in 2020.

Major Publications

  • Prominent features of rumor propagation in online social media
  • Measuring User Influence in Twitter: The Million Follower Fallacy
  • Characterizing user behavior in online social networks
  • Emoticon Style: Interpreting Differences in Emoticons Across Cultures