If you are a member of Twins Research Australia and any of your contact details have changed (address, name, phone number etc), please help us to stay in touch.

Please note: If you or your twin (or your parents) are already receiving communications (eg. Study Invitations, eNews) directly from Twins Research Australia, you are already a member. Please do not re-register to update your contact details.

You can update your contact details via one of these easy steps:

• Update your details online via our secure update form (If you have not previously accessed this with a password, you will need to contact TRA to request your individual user account first)

• Email us at This email address is being protected from spambots. You need JavaScript enabled to view it.