Knowledge and Information Systems
The handling editor should avoid two reviewers from the same research group when handling a paper submission.
A minimum of two review reports are required to make a recommendation. A possible recommendation to the Editor-in-Chief may be acceptance or rejection.
If a reviewer feels that his/her decision will be affected, he/she should return the paper to the handling editor, stating the conflict of interest. Similarly, the handling editor should not send the paper to be reviewed by a reviewer who may have a conflict of interest. Examples of cases which could cause conflict of interest include: