Director General of CERN – Experimental Particle Physicist – CERN, Geneva

Experimental Particle Physicist – CEA Saclay, France  

Theoretical Particle Physicist – King’s College, London – CERN, Geneva  

Theoretical Particle Physicist – CERN, Geneva

Director General of CERN – Experimental Particle Physicist – CERN, Geneva

Theoretical Particle Physicist – King’s College, London – CERN, Geneva  

Experimental Particle Physicist – Head of Education Group – CERN, Geneva

Experimental Particle Physicist – Kyungpook National University

Director of HEPHY – Experimental Particle Physicist – Vienna

Theoretical Particle Physicist – CERN, Geneva