
Juan Manuel Abal Medina Jr. is an Argentine academic, political scientist, and author. He was appointed Communications Secretary by President Cristina Fernández de Kirchner in 2011, and served as Chief of the Cabinet of Ministers of Argentina from December 2011 to November 2013. He was a national senator for Buenos Aires Province from 2011 to 2017.
Ezequiel Adamovsky is an Argentine historian and political activist who has written many articles and books about intellectual history, globalization, anti-capitalism and left-wing politics. He is a member of the interim consultative committee of the International Organization for a Participatory Society which he describes as offering "the chance to rebuild the internationalist tradition of the Left by taking into account the lessons we have learned from history".

Juan Bautista Alberdi was an Argentine political theorist and diplomat. Although he lived most of his life in exile in Montevideo, Uruguay and in Chile, he influenced the content of the Constitution of Argentina of 1853.

Guillermo Estévez Boero was an Argentine student activist, lawyer and Socialist politician.

Ernesto "Che" Guevara was an Argentine Marxist revolutionary, physician, author, guerrilla leader, diplomat, and military theorist. A major figure of the Cuban Revolution, his stylized visage has become a ubiquitous countercultural symbol of rebellion and global insignia in popular culture.

Martín Lousteau is an Argentine economist and politician of the Radical Civic Union. He is National Senator for the City of Buenos Aires.

Nahuel Moreno was a Trotskyist leader from Argentina. Moreno was active in the Trotskyist movement from 1942 until his death.

Jorge Enea Spilimbergo was an Argentine nationalist socialist politician, poet, journalist, and writer. He was one of the founders of the Izquierda Nacional party.