David Davis is an expert on virtualization and tech content development. Author of one of the first video training courses for VMware vSphere, he has created over a thousand articles, blog posts, whitepapers, webinars, training courses, and videos for many of today's top technology companies. David Davis is a technology evangelist / video author at Pluralsight.com and co-owner of VirtualizationSoftware.com. You can follow David on Twitter (@DavidMDavis).