Paul Cunningham is a Microsoft MVP for Exchange Server, consultant, author, and trainer. He specializes in Exchange Server and Exchange Online (Office 365) and is an advocate for efficiency and automation using tools such as PowerShell. Paul runs the ExchangeServerPro.com website, helping IT pros navigate the world of Exchange on-premises and in the cloud. He is a co-author of the book Office 365 for Exchange Professionals and has also written several migration guides for different versions of Exchange Server.