For the fourth time, EuroRV³ will be held in conjunction with EuroVis, this year in Groningen, the Netherlands, June 6-7, 2016. The purpose of this workshop is to develop a common sense of good reproducibility in our community. This year, the workshop is subtitled “From Medical Visualization Concepts to Certified Applications” and we encourage authors to share both positive and negative experiences that could be beneficial to the visualization community regarding this topic.