Extended definition
ICMJE stands for the International Committee of Medical Journal Editors, a small group of medical journal editors first convened in Vancouver in 1978 — the origin of the informal name “Vancouver Style” for its earliest guidance. The committee maintains the Recommendations for the Conduct, Reporting, Editing, and Publication of Scholarly Work in Medical Journals, a document that codifies editorial conventions on authorship, conflicts of interest, submission and peer review, retraction, clinical trial registration, and most recently the use of AI in scholarly production. The latest revision is dated January 2026. Although the committee’s formal jurisdiction is medicine, its recommendations have become the working standard across the biomedical and health sciences, and have migrated by imitation into adjacent fields that lack a comparable editorial norm.
When it applies
Direct application covers biomedical journals that formally adopt the Recommendations — several hundred titles in medicine, nursing, public health, dentistry, and pharmacy. By extension, the biological sciences, applied health sciences, and parts of biomedical engineering treat the ICMJE criteria as a default standard even when a target journal does not require them by name. In multi-institution collaborations, the ICMJE criteria function as a common language for resolving authorship disputes before submission.
When it does not apply
The humanities and parts of the social sciences operate under their own conventions — the single-author tradition in literary studies, the monograph form in philosophy, or unranked collective authorship found in some branches of anthropology. Disciplines such as pure mathematics and theoretical economics use alphabetical ordering by default, which dissolves the implicit “first author” hierarchy of the ICMJE model. In digital humanities, computer science, and high-energy physics, where collaborations may list hundreds of authors, the four ICMJE criteria break down operationally; alternatives such as the CRediT taxonomy and explicit contribution statements take their place.
Applications by field
— Health sciences: strict standard; meeting all four criteria is editorial policy in high-impact journals. — Biological sciences: broadly adopted, with practical flexibility for fieldwork in which data acquisition involves large technical teams. — Biomedical engineering and pharmacy: convergent with biomedicine; may coexist with institution-specific criteria. — Applied social sciences (social epidemiology, public health): common, mediated by the journal of choice.
Common pitfalls
The most frequent errors come from incomplete reading rather than bad faith. ICMJE requires the four criteria in logical conjunction — all four, simultaneously. Collecting data alone is not enough. Funding the research alone is not enough. Approving the final version without contributing to drafting or analysis is not enough. Two institutionalized deviations have proper names: guest authorship, where a senior figure is added for status without meeting the criteria, and ghost authorship, where the actual writer is omitted. Both violate the standard and expose the publication to retraction. A newer error, created by generative AI, is treating prompt engineering with chatbots as a “substantial contribution to analysis” — ICMJE is explicit in refusing authorship to AI systems and in requiring transparent disclosure of their use in methods and acknowledgments.