You can change the email address associated with your Submittable account at any time by following these steps:
Click on your intials in the upper right corner.
Select Settings:
3. Then click Change Email Address:
4. Enter your password, your new email address, and confirm the address.
You can also add or change your physical or mailing address in the Update Profile Info area:
When finished with any updates, scroll to the end of the page and click Update Your Profile to save your account information.