What may be lost as a result of this requirement?

Publications Manual of the American Psychological Association
July 18, 2020
Unit 2 Exam: Intelligence Testing
July 18, 2020

What may be lost as a result of this requirement?

This week we will discuss one of the requirements of the course Integrative Project Literature Review that only evidence-based articles that report on experiments conducted by the article authors be used. This is a requirement of many an MA in Psych paper assignment. Why do you think that is the case?Think from the perspective of psychology as both a profession and an academic discipline.What is gained by focusing on evidence-based experimental articles?What may be lost as a result of this requirement?
Question must be answered four hundred words minimum