Currently a Xen Evangelist for Citrix Systems, Russell has spent nearly two decades evangelizing Open Source. Since his introduction to Linux in 1995, he has relentlessly promoted the concept of Open Source to anyone who would listen. He has over 150 pieces published, including columns for Infoworld and Processor magazines and one book. He has spoken at over 40 Open Source conferences, including multiple times at OSCON and LinuxWorld Conference and Expo. He also spent 3 years as a panelist on The Linux Show weekly webcast. He also has many years employing Open Source software in solutions for clients.