Editorial introduction to the special issue “The Renaissance of Einstein’s Theory of Gravitation” Alexander Blum, Domenico Giulini, Roberto Lalli and Jürgen Renn Eur. Phys. J. H, 42 2 (2017) 95-105 Published online: 09 June 2017 DOI: 10.1140/epjh/e2017-80023-3