Yaroslav Pentsarskyy has been involved in SharePoint solution architecture and implementation since 2003. He has been a Microsoft MVP since 2009 and keeps in close contact with the SharePoint product team. Yaroslav frequently presents at technical events worldwide as well as online. You can always find a fresh bit of SharePoint information on his blog: http://www.sharemuch.com. To learn everything Yaroslav knows about SharePoint, check out his two new books Top 60 Custom Solutions built on SharePoint 2010 and SharePoint 2010 branding in practice.