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Bill Dufresne is a Distinguished Systems Engineer and member of the Data Center/Cloud Team at Cisco. He regularly works with customers on complex technical designs while leading global teams in various disciplines. He has been with Cisco since 1996, and has more than 31 years of experience in the IT industry. Bill has held several industry certifications, including Cisco CCIE for more than 19 years, VMware VCP, CISSP, Microsoft, and even Banyan Vines. He is an expert in Routing & Switching, Data Center Compute Infrastructure, Software Defined Networking, Virtual Networking, Analytics, and foremost, an expert in Systems, Application, and Cloud Adoption. Bill is a frequent speaker at a multitude of industry conferences including Cisco Live, VMWorld, Vmware Partner Exchange, VMware User Groups, EMC World, and various other events. He has worked with many customers of all sizes, across verticals such as Global Financial; Transportation; Retail; Healthcare; State, Local, and National Government; and Higher Education. Bill lives south of Nashville, TN with his wonderful wife, enjoying their "empty nest" years.