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A recent Nature paper presented the issue of paper mills. We gives out take home messages from this paper.

Elsevier carried out a "stealth change" to a published paper. We look at the details.

The Directory of Open Access Journals has released its criteria for special issues. We comment on these.

Frontiers appear to be offering vouchers if you edit a manuscript. We ask some questions.

There appears to be a market for MDPI vouchers. You provide any vouchers you have and "they" give you an authorship.

Retraction Watch has just started monitoring the mass resignation of editors from journals.