>But I have now whitelisted "piclist@mit.edu".  Are
>there any other possible sender addresses I should whitelist?
>
>Thanks to all others who replied on and off list.

You probably want to whitelist piclist-bounces@mit.edu as a lot of mail
seems to come through that. I never worked out why, but I found I had to add
that to my inbox sorting.

-- 
http://www.piclist.com PIC/SX FAQ & list archive
View/change your membership options at
http://mailman.mit.edu/mailman/listinfo/piclist