Advanced Science Technology Research Organization, Yokohama, Japan.

Takaaki Musha received ME and PhD degrees from Shinshu University, Nagano, Japan, in 1977 and 1994, respectively, both in material science and mechanical engineering. He joined the Advanced Space Propulsion Investigation Committee (ASPIC) in 1994 and worked at the Technical Research and Development Institute of Ministry of Defense, Japan, as a research scientist. Now he is the director of Advanced Science-Technology Research Organization (ASTRO). He published numerous articles in scientific journals and several books.