In addition to the URL interfaces, you can also use email to make such changes. For more info, send a message to the '-request' address of the list (for example, mailman-request@lists.squeakfoundation.org) containing just the word 'help' in the message body, and an email message will be sent to you with instructions.
If you have questions, problems, comments, etc, send them to mailman-owner@lists.squeakfoundation.org. Thanks!
Passwords for dmacq@erols.com:
squeak-dev@lists.squeakfoundation.org brady http://lists.squeakfoundation.org/cgi-bin/mailman/options/squeak-dev/dmacq%40erols.com