Biographical Sketch: Mark Rader is a Senior Consulting IT Specialist with IBM ATS. He has over 30 years of technical experience with IBM, primarily with DB2 for z/OS. focusing on data sharing, performance, and DB2 and WLM interaction. He has led many DB2 data sharing implementations and has presented a variety of topics at IOD and regional user group meetings. He is an author of redbooks on Parallel Sysplex application considerations, DB2 data sharing, and DB2 for z/OS distributed function.