Thanks Dave,  I suspected as much but didn't want to miss the obvious.

(apparently Bob forgot to RTFM before he responded :) )

Dave Sherohman wrote:

> On Wed, Mar 13, 2002 at 05:54:05PM -0600, Bob Tanner wrote:
> 
>>Quoting Douglas Mosman (doug.m at usablelogic.com):
>>
>>>ATnT, in their infinite wisdom, have given me the "opportunity" to 
>>>change my eMail address.
>>>
>>>Can this be done or must I unsubscribe under the old eMail address and 
>>>then resubscribe with the new one?
>>>
>>>Sorry if I missed the obvious but I couldn't find this on any of the 
>>>TCLUG pages.
>>>
>>https://mailman.real-time.com/mailman/listinfo/tclug-list/
>>
> 
> I don't see anything on that page which answers Doug's question,
> so...
> 
> No, Doug, Mailman (currently) has no concept of users aside from
> their email addresses.  In order to change your address you have to
> unsubscribe the old address and subscribe the new one.
> 
>