David Mosher is a research scientist in marine geophysics with the Geological Survey of Canada - Atlantic, Natural Resources Canada. Specializing in marine seismic reflection acquisition, processing and interpretation, he works out of the Bedford Institute of Oceanography in Dartmouth, Nova Scotia. David has participated in over 40 marine expeditions to many parts of the globe, including serving on the first non-nuclear ice-breaker to the North Pole, and he has led over 30 expeditions as Chief Scientist, including this and last year's missions.
Walta Ann Rainey, better known as Walli, is a Marine Geoscience Technologist with Natural Resources Canada’s Geological Survey of Canada-Atlantic. When in the office, she focuses on the Geographic Information System's work for the Extended Continental Shelf Programme and provides computer graphic support. While on board the Louis S. St-Laurent, Walli is providing Geographic Information System support to the science project and assisting with the processing of 3.5 kHz sub bottom profile data.