Biographical Sketch: Charles Johnson has been in the Information Technology industry for over 30 years. This has included working at a number of Fortune 500 organizations in different business sectors, including insurance, financial and automotive. Charles has been involved in Performance and Capacity for zOS for the majority of his career, both as a technician and manager. Charles is currently a Principal Consultant with Metron-Athene, Inc., a worldwide software organization specializing in Performance and Capacity Management.