Keynote speakers (40 minutes of presentation time)

Nicolas J. Beukes (geologist) University of Johannesburg
Arthur Hickman (geologist) Geol. Surv. Western Australia
Martin Van Kranendonk (geologist) Geol. Surv. Western Australia
Wladyslaw Altermann (geologist) Ludwig-Maximilians-Universit?t
Frank K. Nyame (petrologist) University of Ghana
Asahiko Taira (geologist) JAMSTEC
Ken Takai (microbiologist) JAMSTEC

Invited speakers

Tetsumaru Itaya (chronologist) Okayama Science University
Hariharan M. Rajesh (petrologist) University of Johannesburg
Susan Childers (microbiologist) University of Idaho
Christian B?hm (geologist) Manitoba Geological Survey
Carl Brauhart (geologist) Sipa Resources Limited

Cooperate Participants

Koichiro Watanabe (ore geologist) Kyushu University
Hiroshi Naraoka (organic geochemist) Kyushu University
Yasuhito Osanai (petorlogist) Kyushu University
Junichiro Ishibashi (hydrothermal geochemist) Kyushu University
Akihiro Kano (carbonate geologist) Kyushu University
Toshiro Yamanaka (organic geochemist) Okayama University
Yuichi Sugai (ore microbiologist) Kyushu University
Yusuke Suganuma (paleomagnetist) Tokyo University
Takeshi Kakegawa (biogeochemist) Tohoku University