CARSON A. SOULE   is the CEO of CAS Severn, Inc., an IBM Premier Business Partner providing hardware, software, networking, as well as engineering and software development services. Carson has over 30 years of IBM midrange experience and specializes in application architecture for modern systems. Mr. Soule was active in Common (an IBM user group) as a speaker, and as the AS/400 and System/36 Project Manager, as well as being a member of ACM and IEEE Computer Society. He is also a frequent speaker at local and national user groups on midrange computer topics including WebSphere, Domino, Linux and application development. His writing appears frequently as a technical editor and columnist for iSeries News magazine.