David Studebaker is the Chief Technical Officer and a cofounder of Liberty Grove Software with his partner, Karen Studebaker. David has had a wide range of development, consulting, sales and management roles throughout his career. He has been a partner or owner and manager of several software development businesses while always maintaining a significant role as a business application developer. David started programming in 1962. He has been developing in C/AL since 1996. David has been an active participant in each step of computing technology from the first solid state mainframes to today's technology, from binary assembly language coding to today's C/AL. David's special achievements include his role as co-developer of the first production multiprogrammed SPOOLing system in 1967. He has worked on a diverse set of software applications including manufacturing, distribution, retail, engineering, and others. David has a BS in mechanical engineering from Purdue University and an MBA from the University of Chicago. He has been writing for publications since he was an undergraduate and has had numerous magazine and reference books published. Prior to coauthoring this book, David was the author of Programming Microsoft Dynamics NAV (for the Classic Client), Programming Microsoft Dynamics NAV 2009 (for the Role Tailored Client), and Programming Microsoft Dynamics NAV 2013. He has been a member of the Association for Computing Machinery since 1963 and was a founding officer of two local chapters of the ACM. Christopher Studebaker is an NAV developer/implementer and has 15 years' experience in designing, developing, implementing, and selling in the NAV and SQL Server environments. He has specialized in retail, manufacturing, job shop, and distribution implementations, mostly in high user count and high data volume applications. Chris has worked on many NAV implementations with integrations to external databases and third-party add-on products. Some special applications include high-volume order entry, pick-to-light systems, procurement analysis, and web frontends. Chris acts in a consulting and training role for customers and for peer NAV professionals. He provides training both in informal and classroom situations, often developing custom course material to support courses tailored to specific student group needs. Courses have included various NAV functional and development areas. Before becoming a certified NAV developer, Chris was a certified environmental consultant working with manufacturing facilities to meet national and state regulations. His duties included regulatory reporting, data analysis, project management, and subcontractor oversight. His accomplishments include obtaining several safety certifications and managing projects for hazardous material management and abatement. Chris is an expert at NAV installation, configuration, and development. He has been working with SQL in both NAV and other Microsoft applications for over a decade. He has a bachelor of science degree from Northern Illinois University and has done graduate work at Denmark Technical University. Chris was the coauthor of the Packt Publishing book Programming Microsoft Dynamics 2013.