The Spanish writer Ignacio Martínez de Pisón presents his latest work, Derecho natural, in a conversation with Irma Gallo. The author of novels such as Carreteras secundarias (1996) and the award-winning non-fictional work Enterrar a los muertos (2005), winner of the Rodolfo Walsh and Dulce Chacón awards, tells the story of Ángel, a boy who passes from childhood to adult life during the Transition, the political process that restored democracy in Spain.