Axel Caballero was born in Hermosillo, Sonora, Mexico. He co-founded and produces Cuéntame, and MyCuéntame.org. Before, Axel was the Media and Community Relations Director for Peace Education Fund and Peace Action West. For over 10 years, Axel has been active on diverse campaigns issues from nuclear disarmament, environmental protection, immigration to human rights and Latin American affairs.

He has been part in several electoral teams both in the United States as in Mexico. He was part of the Global Security Institute, a non-profit for nuclear disarmament as well as Aim for Human Rights in the Netherlands focused mainly on human rights in Latin America.

He is a graduate in Political Science and International Relations as well as Law and Society and visual arts studies form the University of California in San Diego (UCSD) and received his masters in International Law and Protection of Human Rights from the University of Utrecht in the Netherlands, where he also participated in numerous forums on multiple international treaties.