Héctor Jesús Zagal Arreguín is a Mexican philosopher, essayist, novelist, and associate member of Opus Dei.

He is a member of the Mexican Sistema Nacional de Investigadores (National System of Researchers).

He has held postdoctoral positions at the University of Notre Dame and the Universidad de Navarra, Spain.

He has been an invited speaker at conferences held at several universities in Europe, the United States and Latin America.

Apart from his research on philosophy, he has continuously carried out work on the diffusion of the humanities and their application to politics, culture and business.