The peer review process may suppress opposition to mainstream theories, wishing to maintain the status quo within particular scientific fields. Reviewers tend to be especially cntical of research that contradicts their own view and much more favourable to that which matches t Established scientists are the ones more likely to be chosen as reviewers, particularly by prestigious journals and publishers. As a result, findings that chime with cument opinion are more likely to be passed than new and innovative research that challenges the established order Thus, peer review may have the effect of slowing down the rate of change within a particular scientific discipline.