The purpose of this paper is to present, briefly, the role that the figure of the other occupies the different philosophical conceptions of modern life. This will be elected the perspectives of Husserl, Heidegger and Levinas, as possible approaches to the issue. Starting from the phenomenology and attend to the levels of ontology, it may be to understand how the proposal is built as an authentic possibility of ethical approach to the relationship between human beings. Based on the allusion to I held on Thursday transcendental meditation Cartesian Meditations, you can see how the relationship with the other in Husserl establishes himself as the relationship between selves. Differently, based on paragraph 26 of Being and Time, will be l...