If you have accessibility requests that are time consuming to organise or depending on schedules of other professional (e.g., you are in need of a sign language translator), please reach out directly to and we will do our best to support you.

CategoryEarly Bird
(ends: September 30, 2021)
Regular Rate
(ends: October 21, 2021)
Author – ACM or SIGCHI Members$250 USD$330 USD
Author – Non ACM / SIGCHI Members$350 USD$430 USD
Attendee – ACM or SIGCHI Members$25 USD$30 USD
Attendee – Non ACM / SIGCHI Members$50 USD$60 USD
Industry Speaker *$25 USD$25 USD

* Only industry speakers having an accepted talk but no accepted publication are eligible for this rate.

Please use this link for registration:

If you have registered later than Monday 18th, 6 am@UTC-5, please reach out to
Our registration system and the conference website unfortunately do not talk to each other—as a result, we need to manually invite you to Midspace.

Registration questions can be directed to

Please note that at least one author for each accepted submission will be required to register and pay an  “Author” fee. In other words, each accepted submission requires one unique author registration; otherwise, the submission will be removed.

You can apply for a compassionate waiver if you are unemployed, an independent artist or designer, have no institutional support, or have other reasons. If you would like to apply for a compassionate waiver please contact the Inclusion Chairs: