New Mailman list: personal or departmenal ?

When creating a new Mailman list, I'm presented with the option to
select "personal" or "departmental."

Anyone know what the functional difference is betwixt the two?

thanks -
Rob

-- 
Rob Weinberg
Programmer Analyst II
Tech Support for IB
robweinberg_at_berkeley.edu
Department of Integrative Biology
3060 VLSB
University of California
Berkeley, CA 94720
510-642-2917
 
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