Mathias Verraes runs a boutique consultancy that advises organisations on designing and modelling software for complex environments, including architecture, analysis, testing, and refactoring “unmaintainable” systems. He has worked with clients in Finance, Government, Supply Chain, Mobility, Energy, E-Commerce, and more. He teaches Domain-Driven Design courses and curates the DDD Europe conference. When he’s at home in Kortrijk, Belgium, he helps his two sons build crazy Lego contraptions.