Jacques Derrida - a French philosopher, born in French Algeria. Derrida is best known for developing a form of semiotic analysis known as deconstruction. He is one of the major figures associated with post-structuralism and postmodern philosophy
Martin Heidegger: German philosopher, counted among the main exponents of existentialism. His groundbreaking work in ontology (the philosophical study of being, or existence) and metaphysics determined.