Modern essays often use the term to describe the "stranger" or "migrant" who is lost or separated from family, highlighting the responsibility of society to provide kindness and communication to those in unfamiliar environments.
Outside of specific titles, "El desconocido" is often the subject of sociological informative essays regarding the experience of migration and social isolation.
In popular culture, is a recognized title for modern thrillers and series:
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One of the most significant literary uses of this title is the essay (A Stranger to Himself) by the Nobel laureate Octavio Paz .
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