Luis OS has been elected fellow of the European Physical Society at the last meeting of the EPS Council. His citation reads “For his outstanding theoretical and numerical contributions in laser plasma interaction in the relativistic regime”. In 2017, the EPS elected three new fellows, increasing the total number of fellows to 85. Luis OS is the first Portuguese physicist elected to fellow status. The EPS was founded in 1968, with 42 national “EPS Member Societies” and 2500 individual members, representing more than 120,000 members all over Europe.