The possibility of introduction of free-thinking in research as an ethical issue based on Islamic sources

abstract
The free-thinking was first introduced by Positivists in the methodology of researches. They believed that a researcher in the humanities should be free from the sphere of influence all values and preferences as well as natural sciences. The owners of interpretive and critical approaches disagreed with this theory in general or in part with a wide range of topics.This dialogue in the methodology of researches still retains its warmth. What this issue, from the point of view ethics, deserves the attention of the authors of moral texts and the nature of the subject and purpose of the issue of free-thinking provides the its opportunity, It is possible to plan for free-thinking as an ethical issue and to recommend free-thinking as a moral norm. Since the subject of free-thinking means the values that a researcher can keep away from their sphere of influence in their research process, despite the long discussions between approaches of different research, it is still ambiguous and controversial. The need for a reliable reference to determine such values is the third involved element in the possibility of the ethical introduction this issue. This article is an attempt to determine the controllable values in process of research from the perspective of Islamic sources. Through this effort, it has been proven that human beings can keep themselves from the effects of ignorance, fear, greed, and prejudice as universal and inclusive obstacles of free-thinking by preventing and treating.