Rik Marselis is principal quality consultant. He played an important role in organizing quality and testing in many companies in various branches, by making practical implementations of well-known methods and approaches. Rik started his career about 40 years ago in software development and gradually shifted to testing and quality management. He was author of many articles and contributed to 22 books on software testing and quality management, for example Quality for DevOps teams, Testing in the digital age, the PointZERO vision, Quality Supervision, TPI NEXT and TMap NEXT BDTM. As a trainer and coach Rik has worked together with numerous IT professionals to further improve their skills. Also Rik is an experienced speaker at conferences throughout Europe. His presentations always are appreciated for their liveliness and his ability to keep the talks serious but light, using practical examples and humorous comparisons.