"Establishing existence" is one of the most important topics of ontology in Islamic philosophy, and since the solution of most issues and problems of transcendental wisdom depends on it, it has been said that in transcendental wisdom, after the originality of existence, there is no importance of "establishing existence". Although some works and consequences of the extension of the concept of doubt in ANTHROPOLOGY have been mentioned in the works of Mulla Sadra, Jeshte and Ghekhte, but it has not been specifically addressed. Before Sadra, Fakhr Razi also spoke about a special view of human beings by clarifying the essence of human beings, based on which, "humanity" as a single identity cannot be generalized to all human beings. This understanding of the concept of humanity means that every person has an unchangeable nature and is different from other human beings. This article, with a descriptive, analytical and inferential approach, tries to investigate the consequences of the spread of the concept of tashkik in the field of ANTHROPOLOGY and, consequently, its impact on human sciences such as education. With the expansion of the concept of theism from the field of ontology to the field of ANTHROPOLOGY, the three main concepts of the field of ANTHROPOLOGY, i. e. consciousness, will, and the relationship between soul and body, as well as human sciences such as law, education, psychology, and ethics, which are based on anthropological principles, have also undergone important changes. they become.