OK, I have an updated Membership product avalable at http://www.zope.org/Members/Bill/Products/Membership Basically, it fixes the keyword parameter problem, and I've started adding the hooks to eventuall plant a user management interface onto. I just need one crucial piece of the puzzle ... I think. ;) Anyway, same warnings on this as with the version Kevin had. Use in production at your own risk (yes, I take the risk ;) Bill -- Do not meddle in the affairs of sysadmins, for they are easy to annoy, and have the root password.