Accelerator physicist who demonstrated by the Initial Cooling Experiment (ICE) that stochastic cooling was a viable proposition

Medical practitioner and gifted musician who set up and then ran the CERN medical service

Respected and knowledgeable director of the Carlson Wagonlit travel agency at CERN for many years

Early member of the CERN Theory Division who pioneered the renormalization group, paving the way for the modern theory of phase transitions