2019 marks the twentieth anniversary of Gerard ‘t Hooft sharing the Nobel Prize in Physics “for elucidating the quantum structure of electroweak interactions.” On this occasion, Utrecht University has hosted an international conference entitled ’t Hooft 2019 – From Weak Force to Black Hole Thermodynamics and Beyond July 11 – 13. The organisation is done together with the Netherlands’ Physical Society, the NNV,  and Delta ITP.