To sign up for a list

copy this into your browser:

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

it's the page to subscribe to the "Ideas" Working Group email list.

To subscribe to "whatever" list you want to join,

but change the "ideas" to "whatever" name of the list you're trying to join/access

then scroll down, put in your email address, and hit the button to subscribe.