Organizers

Conference Organization

General co-Chairs

• Yi Chang Jilin University, China
• Xueqi Cheng Chinese Academy of Sciences, China
• Jimmy Huang York University, Canada

Vice Chair

• Yiqun Liu Tsinghua University, China

Program co-Chairs

• Jaap Kamps University of Amsterdam, Netherlands
• Vanessa Murdock Amazon, U.S.A
• Ji-Rong Wen Renmin University of China, China

Short Paper Program co-Chairs

• Abdigani Diriye Amazon, U.K.
• Jiafeng Guo Chinese Academy of Sciences, China
• Oren Kurland Israel Institute of Technology, Israel

Best Paper Chairs

• Norbert Fuhr University of Duisburg-Essen, Germany
• Rosie Jones Spotify, U.S.A.

Test of Time Award Chairs

• Nicholas J. Belkin Rutgers University, U.S.A.
• Udo Kruschwitz Universität Regensburg, Germany

Industry Chairs

• Milad Shokouhi Microsoft
• Luo Si Alibaba Group Inc.
• Grace Hui Yang Georgetown University, U.S.A

Summer School Chairs

• Charlie Clarke University of Waterloo, Canada
• Yanyan Lan Chinese Academy of Sciences, China
• Hang Li ByteDance AI Lab, China

Publicity Chairs

• Mohand Boughanem IRIT, Toulouse, France
• Cathal Gurrin Dublin City University, Ireland

Doctoral Consortium Chairs

• Gabriella Kazai Microsoft, U.K.
• Barbara Poblete University of Chile, Chile
• Jerry Shen Queen's University Belfast, U.K.

Workshop Chairs

• Joemon M Jose University of Glasgow, U.K.
• Jiliang Tang Michigan State University, U.S.A.

Demonstration Paper Chairs

• Aixin Sun Nanyang Technological University, Singapore
• Jiashu (Jessie) Zhao Wilfrid Laurier University, Canada

Tutorial Chairs

• Andrew MacFarlane City, University of London, U.K.
• Mounia Lalmas Spotify, U.K.

Proceedings Chairs

• Aijun An York University, Canada
• Long Xia York University, Canada

Sponsorship Chairs

• Paraic Sheridan Dublin City University, Ireland
• Dawei Yin Baidu Inc., China

Local Arrangement Chair

• Xinbo Gao Xidian University, China

Student Volunteer Chairs

• Qiguang Miao Xidian University, China
• Liming Zhang University of Macau, China

Student Travel Award Chair

• Yang Liu Wilfrid Laurier University, Canada

Web Masters

• Sadra Abrishamkar York University, Canada
• Jeremy (Lei) Liu York University, Canada
• Jiaxin Mao Tsinghua University, China

Treasury Chairs

• Zehua Chen Taiyuan University of Tech., China
• Vlado Keselj Dalhousie University, Canada

Registration Chair

• Vivian Hu Ryerson University, Canada

Social Event Chair

• George Georgopoulos York University, Canada

Women-in-IR Chairs

• Nazli Goharian Georgetown University, U.S.A.
• Xin Ma Microsoft Research Asia
• Suzan Verberne Leiden University, Netherlands

Online System Integration Chair

• Zhicheng Dou Renmin University of China, China