André Brack
Docteur ès-Sciences 
Directeur de Recherche de 1ère Classe at CNRS 
Centre de Biophysique Moléculaire, CNRS

Don Brownlee
Department of Astronomy
University of Washington

Chris Chyba
Carl Sagan Chair for the Study of Life in the Universe 
SETI Institute

George Cooper
Research Scientist, Exobiology Branch
NASA Ames Research Center

Kent Cullers
Program Manager for Project Phoenix
SETI Institute

David Deamer
Research Professor of Chemistry and Biochemistry
University of California, Santa Cruz

David Des Marais
Senior Research Scientist
NASA Ames Research Center

Frank Drake
President, SETI Institute
and
Professor of Astronomy and Astrophysics
University of California, Santa Cruz

Pascale Ehrenfreund
Associate Professor for Astrochemistry 
University of Vienna, Austria

James Ferris
Director, New York Center on the Study of the Origins of Life
Research Professor
Rensselaer Polytechnic Institute

Friedemann Freund
Principle Investigator
Space Science Division
NASA Ames Research Center

Lynn Harper
Co-Lead, Astrobiology Advanced Missions and Technologies 
NASA Ames Research Center

Gerda Horneck
Head, Radiation Biology Section
Vice Director, Institute of Aerospace Medicine
DLR Institute of Aerospace Medicine, Köln, Germany 

Scott Hubbard
Associate Center Director for Astrobiology and Space Programs 
NASA Ames Research Center

Gerald Joyce
Professor 
Departments of Chemistry and Molecular Biology
The Scripps Research Institute

James Kasting
Professor
Departments of Geosciences and Meteorology
Penn State University

David Koch
Astrophysicist 
NASA Ames Research Center

Gene McDonald
Research Scientist
Astrobiology Research Element
Jet Propulsion Laboratory

Michael Meyer
Discipline Scientist, Astrobiology
NASA Headquarters

Emily Morey-Holton
Chief, Gravitational Research Branch
NASA Ames Research Center

David Morrison
Director of Space 
NASA Ames Research Center

Andrew Pohorille
Research Scientist 
NASA Ames Research Center

John Rummel
NASA Planetary Protection Officer
NASA Headquarters

Gregory Schmidt
Lead, Astrobiology Implementation Office 
NASA Ames Research Center

Seth Shostak
Public Programs Scientist and Radio Astronomer
SETI Institute

Jill Tarter
Director for Project Phoenix 
Bernard M. Oliver Chair for SETI
SETI Institute

Jonathan Trent
Space Scientist
Exobiology Branch
NASA Ames Research Center

Nick Woolf
Professor of Astronomy
University of Arizona
Steward Observatory