During the month of January 2020 Olivier Leroy, head of Lab32 (Datalab PMP) and Marwan El Khalil, data analyst within the lab, animated for the 3rd consecutive year at ESCP the dataviz course of the MSc BigData. This course trains future data translators and data analysts in the practice of researching business information in massive data flows, the standard today in many digitized professions.