In Bad Nauheim (Germany) this year´s conference, organized by the Working Group Automotive Circle, tooke place from 9 to 11 April 2019. In front of an international audience, DynaWeld talked about numerical distortion compensation solutions in BIW constructions. The presented method was developed together with Niels Koch from Opel Automobile GmbH: Digital distortion compensation solution for BIW assemblies by reverse simulation of joining process influences.