Tengiz Tkebuchava, American, Russian, Swiss Cardiac surgeon. He was the founder of BTT (BostonTransTec) President Pro Georgia, since 1993. Member American Association for the Advancement of Science, New York Academy Science, Association Swiss Physicians. He did Medical diploma, State Medical U., Tbilisi, Georgia, 1982; Doctor of Philosophy, Bakulev Institute, 1990. His career as Researcher, Institute Cardiovascular Surgery, Moscow, 1981-1982; surgeon, Eastern State Hospital, Tbilisi, 1982-1985; cardiac surgeon, Bakulev Institute Cardiovascular Surgery, Moscow, 1985-1989; researcher, Paul Sherer Institute, Brugg, Switzerland, 1990; cardiac surgeon, U. Hospital Zürich, Switzerland, since 1991. Director Project for Development of Cardiovascular Surgery, Georgia.