Living legends: Radia Perlman, Layer 3 wizard
As important as Spanning Tree has been to the acceptance and spread of Ethernet, making it possible to link Ethernet segments without creating loops and packet storms, its inventor, <a href="http://www.networkworld.com/supp/2006/anniversary/032706-20people.html">Radia Perlman</a>, says she always thought it was a bad idea.