The Editio Critica Maior (shortened to ECM) is a critical edition of the Greek New Testament being produced by the Institut für neutestamentliche Textforschung (Eng.
Pregenealogical coherence is a text-critical method which uses computer tools to compare the places of variation New Testament Witnesses to determine if the readings are related.
[2]: 227 This selection is based on 196 test passages in the Gospel of Mark where every Greek manuscript known was collated, and variants noted.
[2]: 226 The editorial team for the ECM of Mark consisted of Georg Gabel, Annette Hufmeier, Marie-Luise Lakmann, Gregory S. Paulson, Klaus Wachtel, and Holger Strutwolf.
[3] The Novum Testamentum Graecum Editio Critica Maior is published by Deutsche Bibelgesellschaft (the German Bible Society).