Alexandre Obertelli received his Ph.D. degree from the University of Paris XI, France, in 2005. He is Alexander-von-Humboldt professor at the Technical University of Darmstadt, Germany. He carries experiments on the structure of radioactive nuclei at the Radioactive Isotope Beam Factory of RIKEN, Japan, at CERN, Switzerland, and GSI/FAIR, Germany.
Hiroyuki Sagawa is a senior visiting scientist at RIKEN, Japan, and a professor emeritus at the University of Aizu, Japan. He obtained his Ph.D. degree from Tohoku University in 1975. After he worked at the Niels Bohr Institute in Denmark, Paris-Sud University in France, and the National Superconducting Cyclotron Laboratory in USA, he was appointed as a research associate at the University of Tokyo and then moved to the University of Aizu as a full professor. His work mainly involves nuclear structure and reaction theory, and he also actively contributes to book publishing programs.
