suitability for publication. The reviewers are experts in the topic at hand and they have no connection to the author (they are not told the name of the author). They are anonymous and cannot be pressured. Top journals reject over 90% of submitted papers. Peer review can be categorized by the type and by the field or profession in which the activity occurs, e.g., medical peer review. It can also be used as a teaching tool to help students improve writing assignments.

Henry Oldenburg (1619-1677)