Sociologist, educator and essayist. He has taught at the Universidad de Buenos Aires and, among many others, the national universities of Rosario, La Plata and General Sarmiento. He has published countless books, among which the following stand out: Restos pampeanos (Pampean Remains) (1999), Perón, reflejos de una vida (Perón, reflections of a lifetime) (2007), El peronismo fuera de sus fuentes (Peronism outside its sources) (UNGS, 2008), Historia de la Biblioteca Nacional (History of the National Library) (2010), and three novels: Besar a la muerta (To kiss the dead woman) (2014), Redacciones cautivas (Captive writings) (2015) and Tomar las armas (To take arms) (2016).