Mark RittmanMark Rittman, Oracle ACE Director, is Technical Director and co-founder of Rittman Mead, specializing in BI, DW and EPM solutions using Oracle Business Intelligence, Oracle Database, Oracle Data Integrator and Oracle Essbase. Mark is a strongsupporter of Oracle user groups around the world, was previously an executive board member of ODTUG and speaks regularly at conferences in the UK, Europe, USA and around the world. Mark also writes for the Rittman Mead blog (http: //www.rittmanmead.com/blog) and contributes a regular column on business intelligence for Oracle Magazine. Read More Read Less