To sign up for a list

copy this into your browser:

https://lists.mayfirst.org/mailman/listinfo/ideas

The above link is the page to subscribe to the "Ideas" Working Group email list.

To subscribe to "whatever" Working Group list you want to join, change "ideas" to "whatever" name of the list you're trying to join/access

Go to that page, and scroll down, put in your email address, and hit the button to subscribe.