Arno Haase is a freelance software architect with many years of experience. He specializes in architecture, model-driven software development and agile methods. He regularly gives lectures at conferences and is the author of various articles and patterns. His motto: Quality is worth it and fun.

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• arno.haase@haase-consulting.com

Bernd Kolb is a software architect and coach specialized in model-driven software development and Eclipse technologies. His projects are in different domains from tool environments for embedded systems to large distributed business applications. He regularly gives talks at various conferences and is the (co-)author of various articles and one book.

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• bernd.kolb@itemis.de