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Mystery of the Gakkel Ridge: Participants

TIMOTHY SHANK
Evolutionary Biologist
http://www.whoi.edu/science/B/people/tshank/

JOHN RUMMEL
Astrobiologist
http://www.mainsgate.com/spacebio/modules/lu_bio.html

PETER GIRGUIS
Marine Biologist
http://www.oeb.harvard.edu/faculty/girguis/girguis-oeb.html

NEIL DEGRASSE TYSON
Astrophysicist
American Museum of Natural History
http://www.pbs.org/wgbh/nova/sciencenow/about/host.html