You can’t say you didn’t get fair warning

is now in its twenty-second year. Unlike many, perhaps most, other journals we have instituted various requirements to help ensure scientific clarity and reproducibility. Two of the most important requirements are the use of standardized nomenclature and the inclusion of specific ordering information for reagents. These are not arbitrary formatting issues - there are specific reasons they are required, which we will remind you of below. The point of this editor's corner is to explain that these requirements are now going to be enforced upon manuscript submission.