General Chairs
Edoardo Serra
Boise State University
Francesca Spezzano
Boise State University
Francesco Gullo
University of L’Aquila
Full Paper Program Chairs
Giuseppe Manco
ICAR-CNR
Barbara Poblete
Amazon.com & University of Chile
Tetsuya Sakai
Waseda University
Short Paper Program Chairs
Faegheh Hasibi
Radboud University
Roberto Interdonato
CIRAD – UMR TETIS
Rodrygo L. T. Santos
Universidade Federal de Minas Gerais
Tutorial Chairs
Francesca Meridina Mallocci
University of Cagliari
Vinay Setty
University of Stavanger
Workshop Chairs
Makoto P. Kato
University of Tsukuba and National Institute of Informatics
Giovanni Stilo
University of L’Aquila
Doctoral Consortium Chairs
Antonela Tommasel
CONICET
Xinyi Zhou
Boise State University
WSDM Day Chairs
Mahantesh Halappanavar
Pacific Northwest National Laboratory
Natalie Isenberg
Pacific Northwest National Laboratory
Nathan Urban
Brookhaven National Laboratory
Best Paper Award Chairs
Francesco Bonchi
CENTAI & Eurecat
Aristides Gionis
KTH Royal Institute of Technology & Aalto University
Fabrizio Silvestri
Sapienza University
Publicity Chair
Angelica Liguori
ICAR-CNR
Proceedings Chairs
Andrea D’Angelo
University of L’Aquila
Domenico Mandaglio
University of Calabria