Dr. Jan Köhnlein is working as software architect and consultant for itemis AG in Kiel (Germany). He has earned several years of experience in developing tools for model-driven software development. He leads the EMF Index project and commits to several other Eclipse Modeling Projects.
Jos Warmer has a long time focus on software modeling and language angineering. He is project lead of the Mod4j open source project (www.mod4j.org), which uses the Eclipse Modeling project extensively to provide a flexxible and scaleable modeling environment for Java developers. Jos has been involved in authoring the UML standard, with an emphasis on OCL. He publishes books and papers and presents on a regular basis about various subjects concerning Model Driven Dwevelopment.