Kalen Delaney has been working with SQL Server for over 28 years, and provides advanced SQL Server training to clients around the world. She has been a SQL Server MVP since 1993 and has been writing about SQL Server almost as long. Kalen has spoken at dozens of technical conferences, including every PASS conference in the US and multiple TechEd events in both the US and Europe. Kalen is the author or co-author of many books on SQL Server, the most recent being SQL Server 2014 Internals: In-memory OLTP, from Red Gate. Kalen blogs at www.sqlblog.com.