Roger Sessions is the CTO of Roger Sessions, Inc. and ObjectWatch. He has written seven books and dozens of influential white papers. He is recognized as a Fellow of the International Association of Software Architects. He has spoken at hundreds of conferences around the world. He holds multiple patents in software and Enterprise Architecture. He is the inventor of the SIP methodology, a patented Enterprise Architecture Methodology for minimizing the complexity of large IT systems. Join him on Twitter: @RSessions.