-Manager manager is the person resp

-Manager manager is the person responsible for getting the work product inspected. For a project, He may be the project manager. Manager decides on the execution of inspection, defines the schedule,allocates time , defines the objectives to be met,and determines if the inspection objectiver have been met or not at the end of the inspection process.
-Moderator Moderator is the person who leads the inspection of the artifacts, including planning the inspection,running the meeting and follow-up after the meeting. And follow-up after the meeting. If necessary, moderator may mediate between the various points of view of different inspectors,and is often the person upon whom the success of the inspection rests. Moderator is also called ‘facilitates the entire process
-author author is the writer or person with chief responsibility of the artifact to be inspected. He is the person who has created the artifact’ and will be taking action based on the outcome of the inspection
-Reviewers(Checkers/Inspectors) Individuals with specific technical or business background who,after necessary preparation, identify and describe findings in the work product under inspection in form of comments. Reviewers must be chosen to represent different perspectives and roles in the inspection process and must take part in meetings