Keynote Speakers

Each paper in the research (full and short) track and in the demo track accepted for presentation at the conference must be accompanied by a distinct paper presentation fee. The fee is $150 for full research papers (long papers) and $75 for short research papers and demo papers (short papers).

For full research/short research/demo papers: At least one author of each accepted paper needs to register for the conference (either 3-Day or 5-Day registration) by December 17, 2025 at the rates below:

Full research/short research/demo papers without a valid accompanying registration and paper publication fee risk being excluded from the proceedings.

For all submissions accepted to one-day programs, including Industry Day, Tutorials, Workshops, PhD Symposium, and AnalytiCup, at least one presenting author is expected to register for the required day, either via a “One-Day” registration that covers that day (Sunday Feb. 22 or Thursday Feb. 26) or via a “5-Day” registration.

We appreciate your understanding and compliance with these author registration requirements. If you have any questions or require further clarification, please feel free to contact us at WSDM-reg@acm.org

If you are a student, you may register under either category, you will be asked to verify your student status on the registration form. If you are a student member select ACM Member Registration, if you are NOT a member select the Non-ACM Member registration. Please contact WSDM-reg@acm.org if you have any questions.

• Attendance at the main conference sessions for three days, including keynotes
• Morning/afternoon coffee on those same says
• Access to the conference proceedings via the ACM Digital Library during the period of the conference
• One ticket to the reception
• One ticket to the banquet
• Box lunch on the third day for the WSDM Town Hall meeting
• [subject to meeting financial targets] Box lunch on first and second day of conference

• Same as three-day registration
• Attendance at tutorials, workshops, industry day, and, if invited, the PhD Symposium
• Morning/afternoon coffee on Sunday and Thursday
• [subject to meeting financial targets] Box lunch on Sunday and Thursday

• Attendance at conference sessions on the nominated day
• Morning/afternoon coffee on the nominated day
• [subject to meeting financial targets] Box lunch on the nominated day
• Does not include attendance at the reception or banquet

To be eligible for Student Registration rates, attendees must meet the following criteria:

• Be enrolled as full-time students at an accredited educational institution.
• Be able to provide evidence of their full-time student status during registration.

To be eligible for ACM Member Registration rates, attendees must meet the following criteria:

• Be current members of ACM (Association for Computing Machinery).
• Be able to provide evidence of their membership status during registration.

SIGIR (Special Interest Group on Information Retrieval) and SIGWEB (Special Interest Group on Hypertext, Hypermedia, and the Web) Student Travel Award winners will receive complimentary conference registration (main conference and workshops/tutorials if desired). If you plan to apply for one of these awards, please refrain from registering for the conference until you receive the award notification.

We appreciate your cooperation and adherence to these eligibility criteria. If you have any questions or concerns regarding your eligibility or registration status, please contact us for clarification at WSDM-reg@acm.org