What you will Learn
- Participants will see how MBT translates abstract models into concrete, executable tests using real tools, proving its value in everyday automation work.
- Attendees will learn how visual models clarify complex systems, reveal hidden logic paths, and guide test design with precision (especially in legacy or high-risk domains).
- MBT fosters shared understanding between testers, developers, and domain experts by making system behavior explicit and navigable—no more guesswork or siloed assumptions.
Session Speaker

René van Veldhuijzen
Squerist, Netherlands
With over 25 years of experience in software testing, René van Veldhuijzen brings deep expertise, sharp insight, and contagious enthusiasm to every project. From navigating politically sensitive environments as a Test Manager to designing intricate test scripts across diverse tools, his career has been anything but dull. René calls himself the Test Positivo; the propagator of Fun Driven Testing, a methodology that blends rigor with playfulness to make learning stick. His workshops and talks are known for their energy, creativity, and visual storytelling. As founder of the TestMass conference, René creates space for knowledge-sharing and community building, contributing to a healthier, more inclusive Dutch testing culture. Whether mentoring juniors or challenging seasoned professionals, he inspires others to explore testing not just as a discipline, not as a craft, but as something fun to do.





