Claus Weiss  is an advisory software consultant with the iSeries Application Development Tools team at the IBM Canada Toronto Laboratory. He has an Industrial Engineer degree and a Computer Science degree from the University of Hamburg, Germany. Claus worked as a systems engineer with IBM Germany and joined the IBM Toronto Laboratory in 1984. He was a developer and teamleader for System/ 38 development tools and has been a member of the Design Control Group for the AS/ 400 development tools.

Claus has worked as a planner for iSeries Application Development for the past ten years specializing in Visual Tools. Claus is a frequent speaker at COMMON and other iSeries conferences. Claus is the lead author of the book, Understanding the IBM WebFacing tool, published by IBM Press and co-author of several IBM Redbooks.