Online registration is available at

The ICWSM-15 technical conference registration fee includes admission to all technical paper and poster sessions, invited talks, the opening reception, and access to the electronic version of the ICWSM-15 Conference Proceedings.

Registration Fees (all in USD)

(by April 10)
(by May 1)
(after May 1)
AAAI Member 500$ 530$ 580$
AAAI Student Member 280$ 315$ 360$
Nonmember 605$ 635$ 680$
Student Nonmember 330$ 365$ 410$
Regular Silver* 599$ 629$ 679$
Student Silver* 355$ 390$ 435$
Platinum** 645$ 675$ 725$

*Includes discounted conference registration, plus a one-year online new membership in AAAI.
**Includes discounted conference registration, plus a one-year new or renewal membership in AAAI.


Workshops (optional): The ICWSM-15 Workshop fee includes admittance to one workshop on Tuesday, May 26, as well as an electronic copy of the technical report, if available. In addition to the fee below, all workshop participants must register for the ICWSM-15 technical program (except in the case of the Science Slam).

Workshop fees:
Regular Full Day 130$
Regular Half Day 80$
Student Full Day 70$
Student Half Day 45$
For complete workshop information, please see the Workshop page.

Full Day:
W2: Digital Placemaking: Augmenting Physical Places with Contextual Social Data
Germaine Halegoua, Raz Schwartz and Ed Manley

W4: Religion on Social Media
Yelena Mejova, Ingmar Weber, Lu Chen and Adam Okulicz-Kozaryn

W6: Standards and Practices in Large-Scale Social Media Research
Derek Ruths and Juergen Pfeffer

W7: Wikipedia, a Social Pedia: Research Challenges and Opportunities
Robert West, Leila Zia and Jure Leskovec

Half Day:

W1: Auditing Algorithms From the Outside: Methods and Implications
Mike Ananny, Karrie Karahalios, Christian Sandvig and Christo Wilson

W3: Modeling and Mining Temporal Interactions
Bruno Gonçalves, Márton Karsai and Nicola Perra


W5: The ICWSM Science Slam
David Garcia, Ingmar Weber and Aniko Hannak

Opening Reception Guest

The ICWSM-15 Opening Reception will be held on Wednesday, May 27. Hors d'oeuvres, wine, beer, and soft drinks will be available. Your admittance to the Opening Reception is included in your conference registration. Guests are welcome to attend for an additional fee.

Opening Reception Guest 40.00$

Poster/Demo Session Guest

The ICWSM-15 evening poster/demo session will be held Thursday, May 28. Light refreshments and soft drinks will be served. Your admittance to the Poster/Demo Session is included in your conference registration. Guests are welcome to attend for an additional fee.

Poster/Demo Session Guest 30.00$

ICWSM-15 Hard Copy Proceedings

Preregistrants may order a hard copy of the ICWSM-15 proceedings, which will be mailed after the conference. The preconference discounted price will be determined in early summer. Shipping and handling will be added. Individuals who select this option will be contacted regarding the final cost after the conference.

Registration / Proof of Student Status

To register online, please complete the form at If you qualify for student rates, please submit your proof of student status to AAAI by email attachment to or by fax to +1-650-321-4457.

Refund Requests

The deadline for refund requests is May 8, 2015. All refund requests must be made in writing to AAAI at A $100.00 processing fee will be assessed for all refunds.

Visa Information

If you are attending ICWSM-15 and require a letter of invitation, please send the following information to

  • First/Given Name:
  • Family/Last Name:
  • Position:
  • Organization:
  • Department:
  • City:
  • Zip/Postal Code:
  • Country:
  • Email:
  • Are you an author of a paper?
  • Paper title:
  • If not accepted author, Registration Confirmation ID#:
  • Email address where the letter should be sent (if different from above):

Onsite Registration

Preregistration is strongly encouraged via the online form due to limited facilities onsite. Onsite registration will be held in the foyer of the Mathematical Institute, University of Oxford, Andrew Wiles Building, Radcliffe Observatory Quarter, Woodstock Road, Oxford, OX2 6GG, UK ( ). All attendees must pick up their registration packets for admittance to programs.

Registration hours are scheduled for Tuesday, May 26, 8:00 am - 2:00 pm, and Wednesday and Thursday, 8:30 am - 5:00 pm. These hours are subject to change depending on the final program.