Ángel Sierra has a degree in Classics and a diploma in Journalism from the Official School of Journalism. Since 1998, he holds the position of professor at the Autonomous University of Madrid Latin Philology area. He is a recognized expert in Tito Livio, about whom he wrote his doctoral thesis. Beyond the Latin language and literature, it is also a specialist in humanism and literature of the Golden Age. He has published extensively in various specialized publications and editorial advisor of the New Journal of Politics, Culture and Art.