Association for Behavior Analysis International

The Association for Behavior Analysis International® (ABAI) is a nonprofit membership organization with the mission to contribute to the well-being of society by developing, enhancing, and supporting the growth and vitality of the science of behavior analysis through research, education, and practice.

12th International Conference

November 11-13, 2025

Altis Grand Hotel; Lisbon, Portugal

Registration Information

 

ABAI members save on registration! Become a member now and join us in Lisbon, Portugal.

 

Download the registration form to register via fax, email, or postal mail.

 

 


Registration Rates 

 

Pricing for Residents of Portugal

Pricing for Residents of Portugal
Membership Type: 09/01/24- 02/28/25 03/01/25- 04/30/25 05/01/25– 07/31/25 08/01/25– 10/31/25 11/01/25- (On-site)
Student or Student Transition Member–10% discount! $210

Now $189!

$225

Now $203!

$245

Now $221!

$265

Now $239!

$285

Now $257!

Student Member Enrolled in ABAI-Recognized Program–20% discount! $210

Now $168!

$225

Now $180!

$245

Now $196!

$265

Now $212!

$285

Now $228!

Student Member First Time Event Registration–20% discount! $210

Now $168!

$225

Now $180!

$245

Now $196!

$265

Now $212!

$285

Now $228!

All other ABAI Membership Types

$320

$350

$380

$410

$440

Nonmember

$599

$649

$699

$749

$799

 

Pricing for Non-Portuguese Residents

Pricing for Non-Portuguese Residents
Membership Type: 09/01/24- 02/28/25 03/01/25- 04/30/25 05/01/25– 07/31/25 08/01/25– 10/31/25 11/01/25- (On-site)
Student or Student Transition Member–10% discount! $210

Now $189!

$225

Now $203!

$245

Now $221!

$265

Now $239!

$285

Now $257!

Student Member Enrolled in ABAI-Recognized Program–20% discount! $210

Now $168!

$225

Now $180!

$245

Now $196!

$265

Now $212!

$285

Now $228!

Student Member First Time Event Registration–20% discount! $210

Now $168!

$225

Now $180!

$245

Now $196!

$265

Now $212!

$285

Now $228!

All other ABAI Membership Types

$405

$450

$495

$540

$585

Nonmember

$599

$649

$699

$749

$799

 

Cancellations, Refunds, and Transfers of Registration Policy

Registration cancellations for the 2025 International Conference received between March 1, 2025, and August 11, 2025, will be subject to a 10% fee. Cancellations received between August 12, 2025, and September 11, 2025, will be subject to a 25% fee. Cancellations received between September 12, 2025 and October 11, 2025, will be subject to a 50% fee. Cancellations received on or after October 12, 2025, will not be eligible for a refund, but registration may be transferred to another registrant or a future event.Cancellation is NOT subject to a cancellation fee if transferred to a future event. Please remember, if transferring registration to a future event, you must maintain a valid and current membership for the year of the future event. If, for example, you wish to transfer a 2024 Annual Convention registration to the 2025 Annual Convention, you must maintain the same membership type and renew your membership for 2025 – at the time of transfer. Any presenter (including poster presenters) needing to cancel must communicate with the convention department.

 

Continuing Education (CE) Package
ABAI offers credit for all qualifying events for a flat fee of just $70 for members and $80 for nonmembers. Once payment and other requirements are met, your certificate of attendance will be posted automatically to your portal account.

 

Photo Release Policy

Registrants acknowledge that, while attending this ABAI event, they may be photographed by an ABAI-approved photographer. In registering and attending this event, you grant ABAI permission to use your likeness in photograph(s) in any and all of its publications and in any and all other media, whether now known or hereafter existing, controlled by ABAI, in perpetuity, and for other use by the association. Registrants agree to make no monetary or other claim against ABAI for the use of the photograph(s).

 

Special Accommodations Policy

ABAI is committed to providing a welcoming, accessible environment for all attendees. If you require an accommodation for a disability, or have a specific dietary restriction, please contact us at accessibility@abainternational.org

 

 

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