ETRA 2018 received a record number of registrations. The conference is officially sold out. Thank you for your interest and we hope to see you at the next ETRA.

Registration rates for ETRA including all co-located events (EMIP, COGAIN, PETMEI, and ETVIS) are as follows (excluding Poland VAT):

Registration Type Early (May 7) Late (After May 7)
Student - ACM Member $250 $300
Student - Non-Member $300 $350
Doc Symposium Student $100 $150
ACM Member $560 $660
Non-Member $655 $755
Tutorial half day Student $75 $100
Tutorial full day Student $100 $125
Tutorial half day $125 $150
Tutorial full day $150 $175

This fee includes attendance to the conference and co-located events, coffee breaks, and lunches on all days. The conference banquet will be held on June 15th and is included in the fee. Additional tickets for the banquet can be purchased with your registration. Tutorial fees only apply to the tutorial and do not cover ETRA attendance. Note that the tutorials and the doctoral symposium will be held on June 14th.


Pre-booked Hotels

ETRA has negotiated rates with the following hotel. A room is guaranteed if you book before May 20 2018. Please book your rooms early as space is limited.

Mercure Warszawa Centrum
ul. Zlota 48/54
00-120 Warsaw

The Mercure Warszawa Centrum Hotel is located in the city center, next to the Zlote Tarasy, the largest shopping center in Warsaw, and not far from the commercial buildings: Warsaw Financial Center, Warsaw Towers, and Rondo ONZ 1. Its location in the rapidly developing business heart of the city, and its proximity to the exhibition center (Palace of Culture and Science) and a number of cultural attractions makes the hotel the perfect location both for business travelers and tourists.

Book Now!

The advantage of staying at the conference hotel provides you easy access to volunteers and directions to the university venue. We will use Mercure as the central location from which volunteers will operate.

Other Hotels

There are plenty of other hotels to choose from if you so prefer. Check out the interactive map on Google to find other hotels.

Request Visa Letter

ACM is able to provide visa support letters to attendees as well as authors with accepted papers, posters, or members of the conference committee.

For visa support letters, email all requests to Those requesting a letter should allow up to one week to receive it.

All requests are handled in the order they are received. The information below should be included with the request.

  • Name (as it appears on attendee’s passport) and mailing address.
  • The name of the conference attendees is registering for.
  • Attendee’s registration confirmation number.
  • Authors may indicate their paper title. Speakers can provide the title of their talk.
  • Include a fax number or email address of where letter can be sent.

If your embassy requires a letter from the conference organizers, please contact ETRA general chairs at and

Note that ACM does not provide letters for transport of vendor or presenter equipment. ACM suggests shipping the materials insured to the conference facility.

Travel Funding

SIGCHI Developing Countries Travel Grants

SIGCHI grants are available for students from developing countries. The SIGCHI Gary Marsden Student Development Fund aims to support postgraduate students from developing countries to attend SIGCHI conferences. For more information about applying for funding, see the pdf document at the Gary Marsden Student Development Fund Guidelines webpage.

SIGCHI Student Travel Grants

The SIGCHI Student Travel Grant (SSTG) program is intended to enable students who lack other funding opportunities to attend SIGCHI-sponsored or co-sponsored conferences. This travel grant is intended to support students whose intention is to present at a SIGCHI-sponsored conference, not just attend. We encourage students to apply. Details can be found at:

The new SIGCHI funding page describes seven different types of support SIGCHI can offer to members, conferences and student members grouped under: Student Support, Conference Support and Community Support.

Student Volunteer Application

ETRA 2018 is now accepting applications for student volunteers. Apply now. Deadline: April 15, 2018.