Program Committee Member
- 2025: WSDM
- 2024: ACL, SIGIR, WSDM
- 2023: ACL, SIGIR, WSDM
- 2022: KDD, SIGIR, TheWebConf
- 2021: DeMaL, SIGIR, AAAI, TheWebConf, WSDM
- 2020: KDD, SIGIR, AAAI, TheWebConf
- 2019: ROME, KDD, FEND, ICWSM, WWW, AAAI
- 2018: ASONAM, KDD, HT, ICWSM, ICC-CISS, ECIR, WWW
- 2017: KDD, ASONAM, ICWSM, WWW, PAKDD, ECIR, SAC
- 2016: SWDM, CIKM, ASONAM, SocialNLP, IJCAI, iSWAG, ICWSM, ECIR, SAC
- 2015: CIKM, SWDM, IJCAI, WebQuality, ICWSM, ECIR, iSWAG
- 2014: CIKM, ICWSM, ECIR, WebQuality
- 2013: DUBMMSM workshop at CIKM, ECIR, AINA
- 2012: ECIR
Senior Program Committee Member
- 2025: ICWSM, AAAI
- 2024: ICWSM, AAAI
- 2023: ICWSM, AAAI
- 2022: ICWSM
- 2021: ICWSM
- 2020: ICWSM
Conference Organization
- Cup Chair, WSDM 2020
- Poster and Demo Chair, JCDL 2015
Conference Reviewer
- 2013: ICWSM
- 2012: CIKM, WebQuality, WWW, AAAI-Web,
- 2011: WWW
- 2010: CoopIS
- 2009: CollaborateCom, ICDM
Journal Reviewer
- ACM Transactions on Information Systems (TOIS)
- ACM Transactions on Intelligent Systems and Technology (TIST)
- ACM Transactions on Knowledge Discovery from Data (TKDD)
- ACM Transactions on Internet Technology (TOIT)
- ACM Transactions of Information and System Security (TISSEC)
- ACM Transactions on the Web (TWEB)
- ACM Transactions on Interactive Intelligent Systems (TIIS)
- ACM Computing Surveys
- IEEE/ACM Transactions on Networking (TON)
- IEEE Transactions on Knowledge and Data Engineering (TKDE)
- IEEE Transactions on Parallel and Distributed Systems (TPDS)
- IEEE Pervasive Computing
- IEEE Internet Computing
- iEEE Transactions on Cybernetics
- IEEE Intelligent Systems
- Springer Social Network Analysis and Mining
- Springer Data Mining and Knowledge Discovery
- Springer GeoInformatica
- International Journal of Cooperative Information Systems (IJCIS)
- Journal of Zhejiang University Science
- Elsevier Knowledge-Based Systems
Panelist
- National Science Foundation: 2015, 2017, 2019, 2022
Departmental/University Service at Worcester Polytechnic Institute
- AI Graduate Committee (Chair and Coordinator)
- DS Undergraduate Committee (Chair)
- CS Graduate and Research Committee
- DS Graduate Admission Committee
- DS Steering Committee
Departmental/University Service at Utah State University
- Graduate Committee
- Faculty Search Committee
- Department Head Search Committee
- Data Science MS Program Committee