Peer review involves subjecting the author's scholarly work and research to the scrutiny of other experts in the same field to check its validity and evaluate its suitability for publication. ... A peer review helps the publisher decide whether a work should be accepted.

What is the main purpose of peer review?

Peer review is designed to assess the validity, quality and often the originality of articles for publication. Its ultimate purpose is to maintain the integrity of science by filtering out invalid or poor quality articles.

Why do we need peer review?

Peer reviewing helps you to become a better writer, and perhaps ultimately a more successful published author. All this work is evidence of your standing and contributions in your field, which can boost your CV and help you get ahead. Most importantly, peer review improves research.