Is peer review confidentiality overridden when the author is suspected of misconduct?

The following case study was published by the COPE (Committee on Publication Ethics): Editor A wrote to editor B, indicating that one of the reviewers of a paper submitted to Journal A contained material that had been submitted at about the same time to Journal B. Editor A requested a copy of the paper submitted to Journal B. Editor B responded, confirming that the paper in question had been submitted to Journal B (submission date two weeks earlier than the paper submitted to Journal A),

What is ‘salami-slicing’ and is it acceptable?

The Office of Research Integrity's Introduction to the Responsible Conduct of Research (which is referred to in Section 2 of the HKU Policy on Research Integrity) explains the phenomenon commonly known as 'salami-slicing' as follows: "Salami publication (sometimes called bologna or trivial publication) is the practice of dividing one significant piece of research into a number of small experiments (least publishable units or LPUs), simply to increase the number of publications. This practice may distort the value of the work by increasing the number of studies