Rachel Clements has worked as a software and database developer for over 15 years across a wide variety of private industries. She is currently a SQL Server BI Developer for an international power tools company in the UK. Her role encompasses all aspects of the BI stack, along with key database administration tasks. After graduating from Solent University with a degree in Journalism, she began her career in London writing for The Times technology supplement, before becoming a full-time developer. She now specializes in SQL Server and business intelligence, writes articles for SQL Server Club (www.sqlserverclub.com), and tweets at @RachelClements. As an active member of the technical community, she organizes the Bristol user group SQL Server Club (www.sqlserverclub.co.uk) and is a member of the Developer! Developer! Developer! South West team (www.dddsouthwest.com). Furthermore, Rachel is a regular volunteer at Europe's largest SQL Server conference, SQLBits. Jon Reade has worked in the UK and Europe as a database professional in the finance and telecommunication sectors for 16 years. He is currently a SQL Server consultant in the finance industry, based in the UK. He began his career as a Systems Programmer for IBM, methodically testing and breaking mainframe DB2 database security systems. He graduated with a degree in Computer Science from Aston University in Birmingham before moving on to various database development roles. He has extensive experience of SQL Server from 6.0 to 2012, in development, operational, production, and managerial roles. He is interested in business intelligence and big data, and the use of data mining to extract useful business knowledge from transactional systems. He holds MCITP and MCTS certifications for SQL Server 2008 and is a recent MSc Business Intelligence graduate from the University of Dundee, Scotland. He is also a part-time SQL Server instructor for a global training company and the co-founder of the SQL Server Club website (www.sqlserverclub.com) and user group. He tweets (@JonReade), speaks at SQL Server events (SQLBits, DDD South West and SQL Server Club), and has written for Packt Publishing and SQL Server Central.