Matthias Hamburg is actively volunteering at German Testing Board e.V. (GTB) and ISTQB, acting as the Product Owner of the ISTQB Advanced Test Analyst syllabus and as the Glossary Working Group Chair both at ISTQB and at GTB. Born in 1953 in Cluj, Romania, he graduated with a Ph.D. in mathematics and computer science at the University of Bonn, Germany. For over 30 years, he has worked as a consultant in the German IT industry. Since 1997, he specialized in software testing and quality assurance, with a focus on the areas of test design, test management, and test process improvement. From 2006 to his retirement in 2019 he was working with Sogeti Germany in the position of a managing consultant.