IODP Co-Chiefs and former Co-Chiefs (from left): James Natland (Igneous Petrologist, University of Miami, USA), Benoit Ildefonse (Structural Geologist, University Montpellier II, France), Henry Dick (Co-Chief Scientist, Woods Hole Oceanographic Institution, USA), Christopher MacLeod (Co-Chief Scientist, Cardiff University, UK), and Donna Blackman (Physical Properties Specialist/Downhole Measurements, Scripps Institution of Oceanography, USA). (Credit: Bill Crawford, IODP JRSO) [Photo ID: exp360_147]