Dr. Vladivoj (Vlado) Valkovic), a retired professor of physics, is a fellow of American Physical Society and Institute of Physics (London). He authored 22 books (from TRACE ELEMENTS (Taylor and Francis, Ltd., 1975) to RADIOACTIVITY in the ENVIRONMENT (Elsevier, 1 st Edition 2001, 2nd Edition 2019), and more than 400 scientific and technical papers in the research areas of nuclear physics, applications of nuclear techniques to trace element analysis in biology, medicine, environmental research. He has a life long experience in the study of nuclear reactions induced by 14 MeV neutrons. This research has been done through coordination and works on many national and international projects, including US-Croatia bilateral, NATO, IAEA, EU-FP5, FP6, and FP7 projects.

He has worked as a professor of physics at Rice University, Houston, Texas; at IAEA, Vienna, Austria, as a Head of Physics-Chemistry-Instrumentation Laboratory; at the Institute Ruder Boskovic, Zagreb, Croatia, as Laboratory head and scientific advisor.