Part the First: Paper Mills and the Corruption of Research .  No not Hammermill .  I don’t think I have actually known of someone buying a “scholarly” paper for publication, and I remember reading (a few paragraphs) only a few that seemed to be purpose built.  But following up on The Credibility Crisis in Science from earlier this week, when it comes to reading something that looks good, the warning remains “Let the buyer beware!” as shown Nature article How much for a fake authorship? Ad database reveals secrets of scientific fraud : Researchers have amassed a data set of thousands of advertisements selling research-paper authorships online, shedding light on the global marketplace for academic fraud. The collection — the largest of its kind — contains more than 18,700 adverts that were posted between March 2020 and early April 2026 by seven paper mills — businesses that produce fake or low-quality research and sell authorships .…