Many Voices, One Planet text superimposed over picture of James Madison University


Regular registration includes the following:

  • Conference materials.
  • Admission to all COCE 2023 plenary and panel sessions, including keynotes, as well as to the posters and artworks.
  • All receptions during the conference.
  • Breakfasts, lunches and snacks for the full conference days (3-4).
  • The Conference dinner.
  • Access to the full interactive virtual platform, include chat rooms, streams, posters, papers, artwork, etc.
  • Access to recordings of all conference sessions.

Pre-conference events, and excursions may require extra charges.

Virtual-only registration does not include meals, etc.

Delegates are responsible for arranging and paying for their own travel and accommodation separately.

Tentative Registration Fees

The following table shows the tentative registration fees in each category. These may go down as we clarify the budget; they will not go up. Registration fees are in U.S. dollars. They do NOT include IECA membership.

There are discounts for IECA members as well as for FULL-TIME students at any level and for RESIDENTS of Lower Income Countries. Those registering as students may be asked for documentation of their full-time status.

The deadline for early bird registration is 11:59 pm Eastern time on April 3, 2023. After that fees go up approximately 20% in all categories.

Registration Category Early Bird:
until April 3
April 4 - May 19

At the conference
June 5-9

Member for 2022 & 2023 US$400 US$480 US$600
Member for 2023 US$450 US$540 US$600
Student or Lower Income Country Member for 2022 & 2023 US$200 US$240 US$300
Student or Lower Income Country Member for 2023 US$225 US$270 US$300
Non-Member US$500 US$600 US$750
Student or Lower Income Country Non-Member US$250 US$300 US$375
Virtual US$250 US$300 n/a

Student or Lower Income Country Virtual

US$125 US$150 n/a

IECA Membership is Required for Presenters

Anyone can attend the conference; you do not need to be a member or presenter.

In order to receive a member discount, memberships must be paid up BEFORE registering.

Anyone who is on the program and registering for the conference MUST be a member of the IECA in 2023. Participants are expected to join the IECA by January 30, 2023 and register by April 10, 2023.

Refund Policy

If you determine that you are unable to attend the conference after you have registered, please let us know as soon as possible. We will refund registration fees according to the following schedule.

  • Before April 3, 2023 - 100% of fees paid less US$50 cancelation fee
  • April 4 - May 19 - 50% of fees paid less US$50 cancelation fee
  • On or after May 20 - no refunds

IECA membership dues are not refundable.

Financial Support

Unfortunately, we are not able to offer any additional financial support to attend the conference at this time.