He has been providing consultancy in the SAP BI space since 2000. His expertise spans BW data modeling, ETL and reporting, R/3 and BW performance tuning, and ABAP and Java development. He also instructs at the SAP Partner Academy and has taught several BW classes including advanced courses like BW360, WNABW7, and NW2004s Delta at SAP and its clients. See more by this author