This seems like a really great idea, and the personal group department idea is what I really would implement here (w/o the 'department' part). I hope someone will take up the idea and implement it; unfortunately, I don't have the time necessary available. Martin Maechler <[EMAIL PROTECTED]> <>< Seminar fuer Statistik, SOL F5 ETH (Federal Inst. Technology) 8092 Zurich SWITZERLAND phone: x-41-1-632-3408 fax: ...-1086 http://www.stat.math.ethz.ch/~maechler/