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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
co-authored by
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "co-authored by" is correct and usable in written English.
It can be used when indicating that a work, such as a book or article, has been written collaboratively by two or more authors. Example: "The research paper was co-authored by Dr. Smith and Dr. Johnson, showcasing their combined expertise in the field."
✓ Grammatically correct
News & Media
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
This was co-authored by Shabnam Mojtahedi.
News & Media
Co-authored by Ret.
News & Media
Co-authored by Joey Alarilla.
News & Media
Co-authored by Madaline Edison.
News & Media
Co-authored by Sissel Waage.
News & Media
Co-authored by Guive Mirfendereski.
News & Media
Co-authored by Janos Marton.
News & Media
Co-Authored by: Inbal Marcovitch.
News & Media
Co-authored by Ilya Sheyman.
News & Media
Co-authored by Farhan Bhaba.
News & Media
co-authored by Josh Stearns.
News & Media
Expert writing Tips
Best practice
Always list all co-authors in the order agreed upon by all parties involved, typically based on the level of contribution.
Common error
Avoid using "co-authored by" when one person provided minimal assistance (e.g. proofreading). Use phrases like “with assistance from” or "“edited by”" instead to accurately reflect the level of involvement.
Source & Trust
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "co-authored by" serves as a prepositional phrase that introduces the author(s) who collaborated on a specific piece of work. As evidenced by Ludwig, it's a common way to credit multiple contributors in various forms of writing.
Frequent in
News & Media
100%
Less common in
Formal & Business
0%
Science
0%
Encyclopedias
0%
Ludwig's WRAP-UP
The phrase "co-authored by" is a common and grammatically correct way to indicate that a piece of writing was created collaboratively. Ludwig AI confirms that it is widely used across various contexts, particularly in news and media. While there are several alternative phrases, such as "in collaboration with" or "jointly written by", it's essential to use "co-authored by" accurately, ensuring that all listed authors significantly contributed to the work. Avoid misattributions, and always follow best practices for authorship credit to maintain integrity in your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
jointly written by
This emphasizes the shared responsibility in the writing process.
in collaboration with
This explicitly indicates a collaborative effort in creating the work.
collaboratively created by
This highlights the cooperative creation of the work.
with the collaboration of
This phrase emphasizes the assistance provided by another party.
created in tandem with
This implies a close, simultaneous collaboration.
developed in partnership with
This emphasizes a more formal or structured collaboration.
written by
This alternative indicates general authorship but doesn't specifically imply collaboration.
contributed to by
This suggests that someone added to the work, but may not have been involved in the primary writing.
assisted by
This indicates that someone provided help or support in the writing process.
in association with
This suggests a connection or affiliation between the authors.
FAQs
What does "co-authored by" mean?
The phrase "co-authored by" indicates that a particular piece of writing, such as a book or article, was written jointly by two or more authors. It signifies a collaborative effort where multiple individuals contributed significantly to the work.
How do I properly use "co-authored by" in a sentence?
You can use "co-authored by" to give credit to multiple authors. For example, "This study was co-authored by Dr. Smith and Professor Jones". It's often used in academic papers, articles, and books to acknowledge the contributors.
Is there a difference between "written by" and "co-authored by"?
"Written by" generally refers to a single author, while "co-authored by" indicates that the work was created collaboratively by multiple authors. If a piece has multiple significant contributors, "co-authored by" is the more accurate term.
What are some alternatives to "co-authored by"?
Alternatives include "in collaboration with", "jointly written by", or "with contributions from" depending on the context and the level of collaboration involved.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested