)With Bruno Zumino, Lüders in 1958 gave a rigorous proof of the so-called Spin Statistics Theorem and once again a proof of the CPT theorem, this time from general field theoretical axioms of the relativistic quantum field theory.He was from 1957 to 1960 group leader at the Max Planck Institut for physics in Munich (he remained an affiliated member of the institute from 1961) and from 1960 to his retirement in 1982 professor in Göttingen.