The Lausanne-based publishing house Frontiers, founded by the neuroscientists Henry and Kamila Markram, has been recently added to the Beall’s List of potential, possible, or probable predatory scholarly open-access publishers. Was this decision justified? I wish to share here some of my recent investigations.

Previously, I reported about an editorial conflict at the Frontiers medical section in Laborjournal and Lab Times. In May 2015 Frontiers sacked almost all of its medical chief editors. This was because those chief editors had signed a “Manifesto of Editorial Independence”, which went against one of the key guidelines of Frontiers, namely that editors must always “allow the authors an opportunity for a rebuttal”. Associate editors are namely instructed to always “consider the rebuttal of the authors”, even “if the independent reviews are unfavourable”.  At the same time, chief editors claimed to have had little, if any, influence over the editorial processes at Frontiers…