Sergio Bacci is a Senior Certified IT Specialist, working in IBM Italy since 1980. He started as a hardware engineer in 1980 and later, in 1983, as software support. Sergio has been working for 17 years in the IBM SW Support Center in Rome and his areas of expertise is Parallel Sysplex, z/OS, z/OS performance and monitoring, and CICS. Starting from 1997, Sergio has been supporting Telecom Italia for seven years and he is currently working with Banca Nazionale del Lavoro (BNL) where he supports the performance areas, Sysplex availability and products installation.