Mark Hinkle runs the Citrix Open Source Business Office and has spent 20 years working with open source communities and delivering open source software. Mark manages Citrix efforts to collaborate on open source most notably Apache CloudStack, the Linux Foundation's Open Daylight and Xen Project as well as Citrix XenServer. He has been a long time advocate of commercially supported open source for technology companies Cloud.com, Emu Software and Zenoss. He's also served as the Editor-in-Chief of LinuxWorld and Enterprise Open Source Magazine.You can follow him on Twitter @mrhinkle.