Background
Tambunan, Usman Sumo Friend was born on April 27, 1953 in Tarutung, N Sumatra, Indonesia. Son of Monang Tambunan and Rumilla Simorangkir.
consultant biochemistry educator
Tambunan, Usman Sumo Friend was born on April 27, 1953 in Tarutung, N Sumatra, Indonesia. Son of Monang Tambunan and Rumilla Simorangkir.
Doctorandus, University Indonesia, Jakarta, 1978. Master of Science, Tohoku University, Sendai, Japan, 1983. Doctor of Science, Tohoku University, Sendai, Japan, 1986.
Assistant lecturer biochemistry University Indonesia, 1979-1981, lecturer biochemistry, 1986-1995, senior lecturer biochemistry, 1995-1997, professor biochemistry, since 1998. Senior scientist, Agency for Assessment and Application of Technology, Republic of Indonesia, Jakarta, 1986-1993. Environmental consultant, PT. Prakarsa Indah Konsultan, Jakarta, 1989-1991.
Executive secretary International Student Association Tohoku, 1985-1986. Member American Chemical Society, New York Academy of Sciences, International Society Environmental Biotechnology.
Married Muriana Panggabean, November 14, 1979. Children: Yukiko Lyla Usman, Ken Gambo.