Academic Services

Invited Talks

Decolonising Information Retrieval Research, SIGIR-AP'24 Melbourne/Naarm Satellite, 2024.
Knowledge Games: Capoeira and Computer Science for the Digital Caretaking ☲fireside☲ Talk Series (Online), Autoluminescence Institute, 2024.
Paper presentation at the 74th Annual International Communication Association (ICA) Conference (Gold Coast, Australia), 2024.
Presentation of the Australian Internet Observatory (AIO) at the Humanities, Arts, and Social Sciences (HASS) and Indigenous Research Data Commons (RDC) 2024 Symposium (Melbourne, Australia), 2024.
Panel and workshop on the International Panel on Information Environments (IPIE) at Society 5.0 Ethics (Melbourne, Australia), 2024.
PhD Course on Responsible AI at University of Udine (Udine, Italy), 2024.
Invited talk at Melbourne Search and Recommendation Meetup (hosted by REA Group), 2024.
Invited talk at SEEK, 2024.
Invited talk at University of Udine (Udine, Italy), 2022.
Invited speaker at the 4th Symposium on Biases in Human Computation and Crowdsourcing (BHCC 2022, virtual), 2022. [video]
NLP/IR seminar at UNED (Madrid, Spain), 2022.
Data Science seminar at The University of Queensland (Brisbane/Meanjin, Australia), 2022.
Guest lecture at Radboud University IR Course, 2021.
Keynote speaker at DSAA’20 Special Session on Fake News, Bots and Trolls (Virtual Conference), 2020.
Invited talk at SEEK (Melbourne, Australia), 2019.
Invited talk at Tsinghua University (Beijing, China), 2018. SIGIR Beijing Chapter activity.
Invited talk at UNED (Madrid, Spain), 2017.
Invited talk at UMass Amherst (Massachusetts, USA), 2016.
Invited talk at Queensland University of Technology, QUT (Brisbane/Meanjin, Australia), 2015.
Invited talk at University of Melbourne (Melbourne/Naarm, Australia), 2015.
Invited talk at Universidad Complutense de Madrid, UCM (Madrid, Spain), 2014.

Scientific Boards

ACM Distinguished Speaker (2025-)
Steering Committee Member of CLEF (Conference and Labs of the Evaluation Forum) (2025-)
Member of the International Panel on the Information Environment (IPIE) (2023-)
Associate Editor of ACM Transaction of Information Systems (TOIS) (2022-)
Editorial Board Member of Information Processing & Management (IP&M) (2016-2025)

Other Editorial Activities

Co-guest Editor of the IP&M Special Issue and IP&MC2022 Thematic Track on Machine and Human Factors in Misinformation Management
Co-guest Editor of the IP&M Special Issue on Processing Social Media in Real-Time

Organizational Roles

Co-organizer of the Melbourne Search and Recommendation Meetup

Conference Chair Roles

Low Resource Environments Track Co-Chair for ACM SIGIR 2026
Local Arrangements Co-Chair for ACM SIGIR 2026 (July 20-24, 2026 - Naarm/Melbourne, Australia)
Short, Resource, and Demo Papers Co-chair of CHIIR'25
Lab Co-Chair of CLEF'25
Publicity Co-chair of SIGIR-AP'23
Social Media Chair of SIGIR'22
General Co-chair of ADCS’21
Doctoral Consortium (DC) Co-Chair of WSDM’21
General Co-chair of ADCS’20 (cancelled due to COVID-19)
Co-organizer of the SIGDIAL 2018 special session on Conversational Approaches to Information Search, Retrieval and Presentation

Sponsorship

Sponsorship Co-Chair of HCOMP 2024
Sponsorship Co-Chair of LREC-COLING'24
Sponsorship Chair of CIKM’21
Sponsorship Chair of CHIIR’21
Sponsorship Chair of WSDM’19

Evaluation Campaigns

Co-organizer of the EXIST Lab at CLEF'26
Steering Committee Member of CLEF (Conference and Labs of the Evaluation Forum) (2025-)
Lab Co-Chair of CLEF'25
Co-organizer of the EXIST Lab at CLEF'25
Co-organizer of the EXIST Lab at CLEF'24
Co-organizer of the EXIST Lab at CLEF'23
Co-organizer of the EXIST shared task at IberLEF'22
Co-organizer of the RepLab at CLEF'14
Co-organizer of the RepLab at CLEF'13

Workshops amd Tutorials

Co-organizer of the International Workshop on Vulnerabilities in Generative Systems for Information Retrieval (VulGen'26) at SIGIR'26
Facilitator of the Responsible AI from the Lens of an Information Retrieval Researcher: A Hands-On Tutorial at CHIIR'25
Co-organizer of the International Workshop on NeuroPhysiological Approaches for Interactive Information Retrieval (NeuroPhysIIR'25) at CHIIR'25
Co-organizer of the Advancing Physiological Methods for Human-Information Interaction (APhyMeHII'24) workshop at Ubicomp/ISWC'24
Co-organizer of Future Conversations’21 workshop at CHIIR’21
Co-organizer of CAIR’20 workshop at CHIIR’20
Co-organizer of CAIR’18 workshop at SIGIR’18
Local co-organizer of the 14th Workshop on Spoken Dialogue Systems for PhDs, PostDocs & New Researchers, co-located at SIGDIAL 2018
Steering Committee Member of CAIR’17 workshop at SIGIR’17
Co-organizer of RAMSS’13 workshop at WWW’13
Co-organizer of RAMSS’12 workshop at ICWSM-12

Dagstuhl Seminars and SWIRL

Dagstuhl Perspectives Workshop 27042:Experimental Evidence for Generative and Agentic AI in Information Access (Jan 24–Jan 29, 2027)
Dagstuhl Seminar 25391: Retrieval-Augmented Generation – The Future of Search? (Sep 21–Sep 26, 2025)
SWIRL IV: Fourth Strategic Workshop on Information Retrieval in Lorne(Feb 9-Feb 12, 2025) [SIGIR Forum] [Rhythms Down Under: Post-SWIRL Gig]
Dagstuhl Seminar 23031: Frontiers of Information Access Experimentation for Research and Education (Jan 15–Jan 20, 2023) [Report][SIGIR Forum]
SWIRL III: Third Strategic Workshop on Information Retrieval in Lorne (Feb 13-Feb 16, 2018) [SIGIR Forum]

Award Committees

Member of the SIGIR'23 Best Paper Award Committee

Reviewing and Program Committees

PC Member of ICTIR'26
Senior PC Member of SIGIR'26
PC Member of ECIR'26
Senior PC Member of CHIIR'26
PC Member of WWW'26
Reviewer for CHI'26
PC Member of WSDM'26
Workshop PC Member of SIGIR-AP'25
PC Member of ICTIR'25
Senior PC Member of CIKM'25
PC Member of MANILA25 workshop at SIGIR'25
PC Member of BIAS'25 workshop at SIGIR'25
PC Member of SIGIR'25
PC Member of ECIR'25
Reviewer for CSCW'25
PC Member of DESIRES'24
PC Member of Italian Information Retrieval Workshop IIR '24
PC Member of BIAS'24 workshop at SIGIR'24
Senior PC Member of CIKM'24
PC Member of Society 5.0 Ethics pre-conference at ICA'24
PC Member of MANILA24 workshop at SIGIR'24
PC Member of SIGIR'24
Reviewer for LREC-COLING'24
Reviewer for CHI'24
PC Member of CHIIR'24
PC Member and Workshop PC Member of ECIR'24
PC Member of WSDM'24
PC Member of ICTIR'23
PC Member of SIGIR-AP'23
PC Member of MEDIATE workshop at ICWSM-23
PC Member of SIGIR'23
Mentor by invitation for CHIIR'23 Doctoral Consortium
PC Member of TheWebConf'23
PC Member of ECIR'23
PC Member of ADCS'22
PC Member of KDD'22
PC Member of EMNLP'22
PC Member of MICROS’22 workshop at CIKM'22
PC Member of ICTIR'22
PC Member of AIofAI’22 workshop at IJCAI-ECAI’22
PC Member of DESIRES’22
PC Member of MEDIATE workshop at ICWSM-22
PC Member of SIGIR'22
PC Member of CHIIR’22
PC Member of NLDB'22
PC Member of Bias'22 workshop at ECIR'22
PC Member of MAISoN'22 workshop at TheWebConf'22
PC Member of IberLEF'22
PC Member of TheWebConf'22
PC Member of ECIR'22
PC Member of BHCC 2021 (Symposium on Biases in Human Computation and Crowdsourcing)
PC Member of OHARS’21 workshop at RecSys’21
PC Member of EMNLP’21
PC Member of CIKM’21
PC Member of AIofAI’21 workshop at IJCAI’21
PC Member of DESIRES’21
PC Member of KDD’21 (Applied Data Science Track)
PC Member of ICTIR’21
PC Member of MAISoN’21 workshop at ICWSM-2021
PC Member of Bias’21 workshop at ECIR’21
PC Member of MICROS’21 workshop at ECIR’21
PC Member of SIGIR’21
PC Member of NAACL-HLT 2021
PC Member of ECIR’21 (Demo Track)
PC Member of TheWebConf’21
PC Member of CHIIR’21
PC Member of WSDM’21
Mentor by invitation for CIKM’20 Doctoral Consortium
PC Member of CLiC-it 2020 (NLP for Web and Social Media track)
PC Member of SCAI'20 workshop at EMNLP’20
PC Member of MAISoN 2020 (Special Edition) workshop at CIKM’20
PC Member of EMNLP’20
PC Member of OHARS-2020 workshop at RecSys’20
PC Member of CIKM’20
PC Member of ICTIR’20
PC Member of AACL-IJCNLP 2020
PC Member of SIGIR’20
PC Member of IberLEF 2020
PC Member of ACL 2020
PC Member of TheWebConf’20
PC Member of CHIIR 2020
PC Member of ADCS’19
PC Member of KaRS’19 workshop at CIKM’19
PC Member of SCAI workshop at IJCAI-19
PC Member of CIKM’19
PC Member of IMMM’19
PC Member and Workshop PC Member of ICTIR’19
PC Member of NewsIR workshop at SIGIR’19
PC Member of FACTS-IR workshop at SIGIR’19
PC Member of CAST’19 (Conversational AccesS to daTa) workshop at VLDB’19
PC Member of RDSM’19 workshop at ICWSM-19
PC Member of SIGIR’19
PC Member of NAACL-HLT 2019
PC Member of TI@WSDM19 workshop at WSDM 2019
PC Member of CHIIR’19
Mentor by invitation for WSDM’19 Doctoral Consortium
PC Member of SCAI’18 workshop at EMNLP’18
PC Member of RDSM’18 workshop at CIKM’18
PC Member of CIKM’18
PC Member of SIGIR’18
PC Member of IMMM’18
PC Member of CHIIR’18
PC Member of 2nd NewsIR workshop and SoAPS workshop at ECIR’18
Scientific Committee Member of LREC’18
PC Member of WWW’18
PC Member of CIKM’17
PC Member of SoMePeAS workshop at ECIR’17
PC Member of SIGIR’17 (full and short papers)
Reviewer for COLING’16
PC Member of SIGIR’16 (short papers)
PC Member of NewsIR workshop at ECIR’16
PC Member of SMNews 2016 workshop at ICWSM-16
PC Member of RDSM’2015 workshop at WWW’15
PC Member of SocialCom2014-Beijing
PC Member of DIR’13 workshop