An insider's view on how Ki‐67, the bright beacon of cell proliferation, became very popular. A tribute to Johannes Gerdes (1950–2016)

In July 2016 Johannes Gerdes passed away, 25 years after the Journal of Pathology published a groundbreaking paper on Ki-67. The manuscript has been quoted nearly 1400 times since then.Thomas Scholzen, Christiane Gerlach and Giorgio Cattoretti, former coworkers, collaborators and friends of Hannes present a reconstruction of the scientific ambience of the field in the world and in their labs, anecdoctes of the discovery and a very brief summary of published and unpublished research on Ki-67 as a tribute to Hannes Gerdes. This article is protected by copyright. All rights reserved.