If you have more than one account, make sure that you're logged out of all of them before you start. Then, click here to restore your password.
You will be prompted to enter either your username or the email you registered with, then click submit and you will receive a password recovery email from "email@example.com".
Click on the "Reset Password" button and you will be redirected to a page where you will be required to enter your new password twice.
In case you cannot find the email from "firstname.lastname@example.org" make sure to check your Spam folder.