Lots of intrest in HyperV as VMware gets more expensive and HyperV has feature parity.  Two great webcasts targeted for VMWare admins.

The Virtualization Overview provides an excellent perspective of Microsoft's overall vision for virtualization as well as the options and advantages organizations have by taking this approach. About this Jump Start series:  The “Microsoft Virtualization for VMware Professionals” Jump Start is specially tailored for VMware and Microsoft virtualization technology pros. This cutting-edge course features expert instruction and real-world demonstrations of Hyper-V, many components of the System Center Suite, including VMM 2012, and a myriad of VDI solutions. This course is designed for Data Center Managers, IT Professionals, IT Decision Makers, Network Administrators, Storage/Infrastructure Administrators & Architects. Expert IT nfrastructure consultant, Corey Hynes, and Microsoft Technical Evangelist, Symon Perriman, leveraged an engaging "team teaching" approach which makes the class as entertaining as it is educational. 

http://www.microsoft.com/events/podcasts/default.aspx?audience=Audience-b046181f-3333-4c19-977e-c230ed48d9c0&seriesID=Series-f5a3d8e6-8287-46a8-8261-07550c237508.xml&pageId=x8865&source=Microsoft-Podcasts-about-Windows-Server-2008:-Web,-Virtualization,-Security,-and-a-Solid-Foundation-for-IT-Professionals&WT.rss_ev=a

This section is designed to help VMware professionals understand Microsoft's terminology and recognize how Hyper-V and other core Virtualization solutions differ from VMware. In addition to feature differentiation, Symon and Corey provide links to several independent studies & resources that can help you and your team best determine which solution might be best for your specific use case.  About this Jump Start series:  The “Microsoft Virtualization for VMware Professionals” Jump Start is specially tailored for VMware and Microsoft virtualization technology pros. This cutting-edge course features expert instruction and real-world demonstrations of Hyper-V, many components of the System Center Suite, including VMM 2012, and a myriad of VDI solutions. This course is designed for Data Center Managers, IT Professionals, IT Decision Makers, Network Administrators, Storage/Infrastructure Administrators & Architects. Expert IT infrastructure consultant, Corey Hynes, and Microsoft Technical Evangelist, Symon Perriman, leveraged an engaging "team teaching" approach which makes the class as entertaining as it is educational.  Additional Resources: Microsoft Virtual Academy (MVA)Microsoft Learning Virtualization
Training PortalCompare with VMwareVirtual Reality Check

http://www.microsoft.com/events/podcasts/default.aspx?audience=Audience-b046181f-3333-4c19-977e-c230ed48d9c0&seriesID=Series-f5a3d8e6-8287-46a8-8261-07550c237508.xml&pageId=x8866&source=Microsoft-Podcasts-about-Windows-Server-2008:-Web,-Virtualization,-Security,-and-a-Solid-Foundation-for-IT-Professionals&WT.rss_ev=a