Turn a list of names into a transparent map of research work and responsibility
An author contribution statement explains who did what in a research project. English matters because role labels must represent real work, distinguish credit from authorship eligibility and remain specific enough for co-authors, editors and readers to understand responsibility without turning collaboration into a contest.
Choose the route closest to your task, or read straight through for the complete system.
Searches for author contribution statement examples, CRediT author statement and how to write contributor roles often lead to a list of names followed by vague verbs. A useful statement begins earlier: identify the controlled project record, define the role vocabulary required by the journal and verify each assignment with the people who performed the work.
Contribution and authorship are related but not interchangeable. A taxonomy can describe conceptualisation, data curation, formal analysis, funding acquisition, investigation, methodology, project administration, resources, software, supervision, validation, visualisation, original drafting and review or editing. The research team and journal still apply their authorship criteria separately.
The statement should make collaboration more visible, not create false precision. Two people may share a role differently, and a contributor may work across several stages. Good English names the activity, avoids honorary credit, records agreement and matches the manuscript, submission portal and acknowledgements.
This article is educational guidance. The current journal, publisher, institution, discipline and author agreement control the final statement.
Did You Know? The NISO CRediT Contributor Roles resource says its role classification is designed to improve transparency, attribution, credit and accountability. One contributor may hold several roles, one role may belong to several contributors, and contributors should have an opportunity to review and confirm their assigned roles. CRediT does not itself decide who qualifies as an author.
Find the section you need
Read the rules · 2 chapters
Map the work · 2 chapters
Assign roles · 2 chapters
Reach agreement · 2 chapters
Journals vary in whether they require free text, CRediT roles or portal fields.
Record the accepted vocabulary, required contributors, degree labels, placement and character limits.
A journal may collect roles in a portal and generate the published statement automatically.
What to check
- Open live guide
- Check taxonomy
- Check placement
- Save date
Build a four-column note for chapter 1, “Read the current contribution instructions”: governing requirement, verified contribution or evidence, chosen wording, and boundary. Keep the source record separate from interpretation.
Explain the same point to an intelligent reader outside the project. Preserve person, role, date, method, evidence, uncertainty and exception. If compression changes responsibility or what the evidence permits, restore the missing condition.
Boundary: Do not assume one publisher uses the same workflow for every journal.
Learning transfer: Instruction reading supports applications.
Write one sentence that states the evidence, one that states its limit, and one that states the next responsible action. Then test each noun, number, condition and source against the controlled document. Replace vague confidence with a traceable reason.
A role label describes work; it does not automatically establish authorship.
Apply the project’s governing authorship criteria separately, then use the role system to describe verified contributions.
Funding acquisition alone may be a CRediT role while not satisfying a journal’s full authorship criteria.
What to check
- Find criteria
- List authors
- List contributors
- Mark acknowledgements
Build a four-column note for chapter 2, “Separate authorship from contributor roles”: governing requirement, verified contribution or evidence, chosen wording, and boundary. Keep the source record separate from interpretation.
Explain the same point to an intelligent reader outside the project. Preserve person, role, date, method, evidence, uncertainty and exception. If compression changes responsibility or what the evidence permits, restore the missing condition.
Boundary: Never use role assignment to disguise honorary or omitted authorship.
Learning transfer: Category discipline improves teamwork.
Write one sentence that states the evidence, one that states its limit, and one that states the next responsible action. Then test each noun, number, condition and source against the controlled document. Replace vague confidence with a traceable reason.
Memory compresses work and privileges visible final-stage tasks.
Build a timeline of design, approvals, data, analysis, materials, software, writing, review and administration using records and participant accounts.
Repository commits reveal software and data-curation work that meeting memory overlooked.
What to check
- Map stages
- Check records
- Invite accounts
- Mark unknowns
Build a four-column note for chapter 3, “Reconstruct the project before assigning labels”: governing requirement, verified contribution or evidence, chosen wording, and boundary. Keep the source record separate from interpretation.
Explain the same point to an intelligent reader outside the project. Preserve person, role, date, method, evidence, uncertainty and exception. If compression changes responsibility or what the evidence permits, restore the missing condition.
Boundary: A record may show activity without proving its intellectual scope; confirm with people.
Learning transfer: Timeline reconstruction supports project reviews.
Write one sentence that states the evidence, one that states its limit, and one that states the next responsible action. Then test each noun, number, condition and source against the controlled document. Replace vague confidence with a traceable reason.
4. Use role definitions rather than familiar job titles
Back to contentsJob titles do not describe the contribution to this output.
Compare each activity with the official role descriptor and assign every defensible role, not the person’s general position.
A statistician may hold formal analysis and methodology roles, while another analyst may hold validation.
What to check
- Read descriptor
- Name activity
- Match output
- Avoid title shortcut
Build a four-column note for chapter 4, “Use role definitions rather than familiar job titles”: governing requirement, verified contribution or evidence, chosen wording, and boundary. Keep the source record separate from interpretation.
Explain the same point to an intelligent reader outside the project. Preserve person, role, date, method, evidence, uncertainty and exception. If compression changes responsibility or what the evidence permits, restore the missing condition.
Boundary: Do not stretch a role to reward seniority.
Learning transfer: Definition matching supports classification.
Write one sentence that states the evidence, one that states its limit, and one that states the next responsible action. Then test each noun, number, condition and source against the controlled document. Replace vague confidence with a traceable reason.
Many contributions are genuinely distributed.
Use allowed degree labels such as lead, equal or supporting only when the system permits and the team agrees on what they mean.
Two researchers can share investigation equally while one leads data curation.
What to check
- Check degree option
- Define labels
- Review evidence
- Confirm together
Build a four-column note for chapter 5, “Describe shared roles without ranking by instinct”: governing requirement, verified contribution or evidence, chosen wording, and boundary. Keep the source record separate from interpretation.
Explain the same point to an intelligent reader outside the project. Preserve person, role, date, method, evidence, uncertainty and exception. If compression changes responsibility or what the evidence permits, restore the missing condition.
Boundary: Contribution degree is not a universal measure of overall worth.
Learning transfer: Calibrated comparison supports fair feedback.
Write one sentence that states the evidence, one that states its limit, and one that states the next responsible action. Then test each noun, number, condition and source against the controlled document. Replace vague confidence with a traceable reason.
Writing a first draft and critically revising a manuscript are different contributions.
Distinguish original drafting from substantive review and editing while recognising that authorship criteria may require broader approval and accountability.
A co-author who rewrites the interpretation may hold review and editing even without producing the first draft.
What to check
- Track draft history
- Name revision type
- Check approval
- Separate proofreading
Build a four-column note for chapter 6, “Handle writing roles precisely”: governing requirement, verified contribution or evidence, chosen wording, and boundary. Keep the source record separate from interpretation.
Explain the same point to an intelligent reader outside the project. Preserve person, role, date, method, evidence, uncertainty and exception. If compression changes responsibility or what the evidence permits, restore the missing condition.
Boundary: Routine proofreading alone should not be inflated into intellectual authorship.
Learning transfer: Revision tracking improves writing instruction.
Write one sentence that states the evidence, one that states its limit, and one that states the next responsible action. Then test each noun, number, condition and source against the controlled document. Replace vague confidence with a traceable reason.
Data, software, resources and administration can determine whether research is reproducible.
Name technical roles when they genuinely contributed to this output, with enough context to distinguish access from active work.
Providing a calibrated instrument may count as resources; operating it and collecting observations may also count as investigation.
What to check
- Check data work
- Check software
- Check resources
- Check administration
Build a four-column note for chapter 7, “Represent technical and invisible work”: governing requirement, verified contribution or evidence, chosen wording, and boundary. Keep the source record separate from interpretation.
Explain the same point to an intelligent reader outside the project. Preserve person, role, date, method, evidence, uncertainty and exception. If compression changes responsibility or what the evidence permits, restore the missing condition.
Boundary: Do not assign every infrastructure role to a unit head automatically.
Learning transfer: Invisible-work awareness supports careers.
Write one sentence that states the evidence, one that states its limit, and one that states the next responsible action. Then test each noun, number, condition and source against the controlled document. Replace vague confidence with a traceable reason.
A statement should be reviewed by the people it describes.
Circulate the mapped roles, invite corrections, resolve ambiguity with evidence and retain a dated confirmation.
A contributor corrects “supporting analysis” to “lead validation” and links the documented checking plan.
What to check
- Share draft
- Invite correction
- Record reason
- Confirm final
Build a four-column note for chapter 8, “Reach contributor agreement before submission”: governing requirement, verified contribution or evidence, chosen wording, and boundary. Keep the source record separate from interpretation.
Explain the same point to an intelligent reader outside the project. Preserve person, role, date, method, evidence, uncertainty and exception. If compression changes responsibility or what the evidence permits, restore the missing condition.
Boundary: Silence should not be treated as agreement when policy requires active confirmation.
Learning transfer: Consent-based records support group projects.
Write one sentence that states the evidence, one that states its limit, and one that states the next responsible action. Then test each noun, number, condition and source against the controlled document. Replace vague confidence with a traceable reason.
Editors are not usually the first place to arbitrate authorship disputes.
Pause submission, preserve the evidence, use project and institutional processes and separate urgent file control from the underlying dispute.
A team refers an unresolved byline dispute to its research integrity office rather than asking a journal editor to choose.
What to check
- Pause change
- Keep record
- Use policy
- Protect people
Build a four-column note for chapter 9, “Handle disagreement through the right route”: governing requirement, verified contribution or evidence, chosen wording, and boundary. Keep the source record separate from interpretation.
Explain the same point to an intelligent reader outside the project. Preserve person, role, date, method, evidence, uncertainty and exception. If compression changes responsibility or what the evidence permits, restore the missing condition.
Boundary: Do not use public accusation or unilateral role deletion as a shortcut.
Learning transfer: Conflict routing supports professional life.
Write one sentence that states the evidence, one that states its limit, and one that states the next responsible action. Then test each noun, number, condition and source against the controlled document. Replace vague confidence with a traceable reason.
10. Align acknowledgements and non-author contributions
Back to contentsImportant work may deserve recognition without authorship.
Identify people, groups, services and assistance accurately, obtain permission where required and explain the contribution in the right section.
Language editing is acknowledged with consent rather than converted into a false authorship role.
What to check
- Check eligibility
- Name contribution
- Seek permission
- Match funding
Build a four-column note for chapter 10, “Align acknowledgements and non-author contributions”: governing requirement, verified contribution or evidence, chosen wording, and boundary. Keep the source record separate from interpretation.
Explain the same point to an intelligent reader outside the project. Preserve person, role, date, method, evidence, uncertainty and exception. If compression changes responsibility or what the evidence permits, restore the missing condition.
Boundary: Acknowledgement may imply endorsement; follow journal and institutional rules.
Learning transfer: Attribution skills support ethical citation.
Write one sentence that states the evidence, one that states its limit, and one that states the next responsible action. Then test each noun, number, condition and source against the controlled document. Replace vague confidence with a traceable reason.
Contribution data can drift between manuscript, portal and revision.
Compare names, identifiers, role labels, degrees, author order and acknowledgements immediately before submission and after material changes.
A new analysis adds a validation role that must be updated in both the manuscript and portal.
What to check
- Compare files
- Check ORCID
- Check order
- Reconfirm changes
Build a four-column note for chapter 11, “Audit every version and submission field”: governing requirement, verified contribution or evidence, chosen wording, and boundary. Keep the source record separate from interpretation.
Explain the same point to an intelligent reader outside the project. Preserve person, role, date, method, evidence, uncertainty and exception. If compression changes responsibility or what the evidence permits, restore the missing condition.
Boundary: No taxonomy prevents misstatement without human verification.
Learning transfer: Version control supports publishing.
Write one sentence that states the evidence, one that states its limit, and one that states the next responsible action. Then test each noun, number, condition and source against the controlled document. Replace vague confidence with a traceable reason.
How to build this kind of English before the job title arrives
Back to contentsStudents do not need professional authority to practise the underlying language. They can learn to define scope, annotate conditions, compare versions, rebuild a timeline, match a number to its unit and explain uncertainty without embarrassment. Parents can ask calm questions: What decision is this document supporting? Which sentence carries the strongest claim? What would make that claim false? Which source would you open next?
Use a three-pass routine. First, map the document: title, owner, audience, date, sections and decision. Second, trace one claim from source to conclusion. Third, explain the limit and next action. This routine strengthens comprehension, science, mathematics, humanities and workplace readiness because it turns English into an evidence tool.
A student should never imitate professional authority. The useful goal is to recognise when a text needs a qualified reviewer, current rule or official decision. Knowing when to pause is part of literacy.
Vague version
“A and B did the research; C helped with writing.”
Project map
List design, method, data, analysis, software, visualisation and writing activities with records.
Role assignment
Map each activity to the current required role vocabulary and allowed degree labels.
Agreement
Circulate the complete statement, resolve changes and keep the confirmed version.
Person
Is the identity and preferred name correct?
Activity
What work was actually performed?
Output
How did it contribute to this research output?
Role
Which current descriptor matches?
Degree
Is lead, equal or supporting permitted and agreed?
Authorship
Are separate authorship criteria met?
Recognition
Should another section acknowledge the work?
Confirmation
Did the contributor review the final statement?
For each case, identify the tempting shortcut, the evidence that should control the wording and the repair that keeps the record useful.
The senior-name shortcut
A department head is assigned supervision and conceptualisation automatically. The team returns to project records and assigns only verified work.
Record the governing instruction, source, version, people affected, decision owner and uncertainty. Then write the smallest conclusion that remains accurate if one role, rule, document or piece of evidence changes.
The invisible maintainer
The person who cleaned the dataset and maintained analysis code disappears from the draft statement. Repository history and team review restore the accurate data-curation and software roles.
Record the governing instruction, source, version, people affected, decision owner and uncertainty. Then write the smallest conclusion that remains accurate if one role, rule, document or piece of evidence changes.
The role-equals-author mistake
A contributor receives a CRediT role and assumes that settles authorship. The group applies its authorship criteria separately and records the appropriate recognition.
Record the governing instruction, source, version, people affected, decision owner and uncertainty. Then write the smallest conclusion that remains accurate if one role, rule, document or piece of evidence changes.
The revision drift
A reviewer-requested reanalysis changes who performed validation and visualisation. The statement, portal and manuscript are updated together and reconfirmed.
Record the governing instruction, source, version, people affected, decision owner and uncertainty. Then write the smallest conclusion that remains accurate if one role, rule, document or piece of evidence changes.
A parent, tutor, supervisor or peer can ask for the source and reasoning, but the learner should make the final evidence note in their own words.
Use the live rule and controlled project evidence where possible. Preserve source wording, interpretation, version and decision separately.
Extract the role contract
Record taxonomy, authorship criteria, placement and degree labels.
Record the governing instruction, source, version, people affected, decision owner and uncertainty. Then write the smallest conclusion that remains accurate if one role, rule, document or piece of evidence changes.
Rebuild the project timeline
Map design, data, analysis, resources, software and writing.
Record the governing instruction, source, version, people affected, decision owner and uncertainty. Then write the smallest conclusion that remains accurate if one role, rule, document or piece of evidence changes.
Match work to definitions
Use current descriptors rather than seniority or job title.
Record the governing instruction, source, version, people affected, decision owner and uncertainty. Then write the smallest conclusion that remains accurate if one role, rule, document or piece of evidence changes.
Reach contributor agreement
Invite correction and preserve confirmation.
Record the governing instruction, source, version, people affected, decision owner and uncertainty. Then write the smallest conclusion that remains accurate if one role, rule, document or piece of evidence changes.
Reconcile every version
Align statement, portal, byline and acknowledgements.
Record the governing instruction, source, version, people affected, decision owner and uncertainty. Then write the smallest conclusion that remains accurate if one role, rule, document or piece of evidence changes.
Finish with three lines: what is supported, what remains uncertain and what evidence or action comes next.
The evidence should stay stable even when emphasis, detail and next action change with the reader.
Contributor lens
Accurate roles make visible work that byline order may hide.
Record the governing instruction, source, version, people affected, decision owner and uncertainty. Then write the smallest conclusion that remains accurate if one role, rule, document or piece of evidence changes.
Author lens
Credit must remain connected to accountability.
Record the governing instruction, source, version, people affected, decision owner and uncertainty. Then write the smallest conclusion that remains accurate if one role, rule, document or piece of evidence changes.
Editor lens
A standard vocabulary makes the record easier to compare.
Record the governing instruction, source, version, people affected, decision owner and uncertainty. Then write the smallest conclusion that remains accurate if one role, rule, document or piece of evidence changes.
Institution lens
Disputes need documented, fair resolution routes.
Record the governing instruction, source, version, people affected, decision owner and uncertainty. Then write the smallest conclusion that remains accurate if one role, rule, document or piece of evidence changes.
Reader lens
Contribution detail helps locate expertise and responsibility.
Record the governing instruction, source, version, people affected, decision owner and uncertainty. Then write the smallest conclusion that remains accurate if one role, rule, document or piece of evidence changes.
Adaptation is useful only when the shortened version preserves identity, status, evidence, uncertainty and boundary.
A polished statement or presentation can conceal a missing rule, person, comparison, version or condition. Run these tests before relying on fluency.
Job-title test
Cover each role label and read only the recorded activity. Assign a role from what happened in this project, not the person’s seniority.
Record the governing instruction, source, version, people affected, decision owner and uncertainty. Then write the smallest conclusion that remains accurate if one role, rule, document or piece of evidence changes.
Authorship-separation test
Place authorship criteria beside the role map. Confirm that a CRediT label has not been treated as an automatic byline decision.
Record the governing instruction, source, version, people affected, decision owner and uncertainty. Then write the smallest conclusion that remains accurate if one role, rule, document or piece of evidence changes.
Invisible-work test
Search data, code, materials, coordination and revision records for contributors who disappear when the team remembers only meetings and final prose.
Record the governing instruction, source, version, people affected, decision owner and uncertainty. Then write the smallest conclusion that remains accurate if one role, rule, document or piece of evidence changes.
Agreement test
Ask every named person to confirm identity, roles, degree labels and recognition. Preserve corrections and final approval.
Record the governing instruction, source, version, people affected, decision owner and uncertainty. Then write the smallest conclusion that remains accurate if one role, rule, document or piece of evidence changes.
Keep the failed test beside the revision. The comparison teaches more than a corrected sentence alone because it shows exactly where language outran the record.
Answer each question in a complete sentence tied to a current instruction, dated source, observation or authorised clarification. Write “unknown” where the record does not support an answer.
- Which current journal format applies? Record the evidence and the conclusion it permits.
- Which authorship criteria govern? Record the evidence and the conclusion it permits.
- Who performed each project activity? Record the evidence and the conclusion it permits.
- Which records support the map? Record the evidence and the conclusion it permits.
- Which official role descriptor matches? Record the evidence and the conclusion it permits.
- Does one person hold several roles? Record the evidence and the conclusion it permits.
- Is one role shared by several people? Record the evidence and the conclusion it permits.
- Are degree labels allowed and agreed? Record the evidence and the conclusion it permits.
- Which work belongs in acknowledgements? Record the evidence and the conclusion it permits.
- Did every contributor review the statement? Record the evidence and the conclusion it permits.
- How were disagreements resolved? Record the evidence and the conclusion it permits.
- Do manuscript and portal match? Record the evidence and the conclusion it permits.
Independent-reader test
Give the record to a careful reader who was not present. Ask them to identify the source, version, reasoning, uncertainty and next action without extra explanation. Repair a missing link rather than adding decorative formality.
Change test
Imagine that a journal form, competition rule, partner record, project role or manuscript version changes tomorrow. Mark every sentence that would need updating. This makes cycle-sensitive claims visible and prevents an old note from controlling a new decision.
Decision log
Keep a compact record of the instruction consulted, version or date, choice made, person responsible and reason. Add rejected alternatives when they might be revisited. This allows a collaborator, supervisor or future student to distinguish a documented requirement from a stylistic preference and update the work without repeating the whole investigation.
Parent or mentor conversation
Ask three calm questions: Which words carry the strongest claim? What evidence controls those words? What condition would make you revise the conclusion? The goal is not to supply an answer but to model accountable curiosity.
What is an author contribution statement?
It is a transparent account of the work performed by authors or contributors, using the journal’s requested format or taxonomy.
Is CRediT the same as authorship?
No. CRediT describes contribution roles; the governing authorship criteria decide who qualifies as an author.
Can one person have several roles?
Yes. The official CRediT guidance allows multiple roles for one person and one role for multiple people.
Should the first author receive every writing role?
Only when the verified work supports that assignment. Drafting, critical revision and approval should be distinguished.
What if co-authors disagree?
Pause and use documented project or institutional authorship-resolution processes rather than forcing a submission.
Can roles change during revision?
Yes when work changes. Update the controlled statement and seek contributor confirmation again.
- NISO CRediT — Contributor Roles
- ICMJE — Defining the Role of Authors and Contributors
- Why English? | Writing an Academic Journal Cover Letter
- Why English? | Writing a Response to Peer Review Comments
Cycle-sensitive facts were checked against current official pages on 11 October 2026. Always reopen the authority’s live page before a real decision.