Definition & Meaning of "co-author"

Who is a "co-author"?

A co-author is a person who collaborates with one or more individuals to write a book, article, or other written work. Co-authors share responsibilities for creating the content, contributing their expertise, and revising the manuscript. They work together to develop ideas, conduct research, and finalize the text. The credit for the work is typically shared among all co-authors, reflecting their joint efforts in producing the final publication.