The Symposium will be held on November 30 - December 4, 2015 in Medellín, Colombia. The symposium will be preceded by a School on Medical Physics, on November 27-28, 2015. This is the eleventh event in a series which were previously held in Venezuela, Colombia, Mexico, Brazil, Argentina, Peru, Chile, Ecuador and Uruguay. Traditionally, the purpose of these symposia is the dissemination of major theoretical and experimental advances in nuclear science, with emphasis on research topics carried out by Latin American groups or in collaborations involving institutions from Latin America. The official language of the symposium is english.