Peter Zimmerer is a Principal Key Expert Engineer at Siemens AG, Corporate Technology, in Munich, Germany. For more than 25 years he has been working in the field of software testing and quality engineering. He performs consulting, coaching, and training on test management and test engineering practices in real-world projects and drives research and innovation in this area. As ISTQB® Certified Tester Full Advanced Level he is a member of the German Testing Board (GTB). Peter Zimmerer has authored several journal and conference contributions and is a frequent speaker at international conferences.