Here's the timeline I came up with. Scream at me via the message boards if it's wrong.
Table 1: CTO Timeline
|CTO||Reign||After Being CTO...|
|Ed Kozel||1990-1998||Returned to Cisco in 2000. Now CEO of Skyrider.
(See Ed Kozel Is Back at Cisco.)
|Judy Estrin||1998-2000||Founded Packet Design Inc.
(See Estrin Launches "Perpetual Startup".)
|Charles Giancarlo||2004-2005||Promoted to Chief Development Officer, a title he still holds.
(See Cisco's Reorg: What It Means and Cisco Names Data Chief.)
|Padmasree Warrior||2007-?||We'll see.|
— Craig Matsumoto, West Coast Editor, Light Reading