Biographical Sketch: Reg Harbeck is a self-described “Mainframe Nerd” who has been working in IT and mainframes for over a quarter century. During that time, he has worked with operating systems, networks, computing security, middleware, applications and platforms ranging from Apple ][+ and MS-DOS PCs to leading edge IBM System z Mainframes. Reg has written, presented and consulted on mainframe-related matters around the world, visiting every continent but Antarctica (so far…), and is very involved in the mainframe culture and ecosystem, particularly with the SHARE Board and zNextGen and SECurity projects. In 2011, Reg also co-founded Mainframe Analytics ltd., where he is the Chief Strategist.