27 juni 2019
Various members of the research team shared their findings during the Sunflowers symposium. The study's goal was to use the latest scientific techniques to gather as much information as possible about the canvas, the ground, the paint layers, and the painting's previous restorations. The research was conducted from 2016 on and was led by Ella Hendriks, in collaboration with the universities of Antwerp, Perugia and Torun (Poland) and the Cultural Heritage Agency.