Zenon Mateo (Marine Laboratory Specialist, IODP JRSO), foreground, Kerry Swain (Logging Engineer, Schlumberger), at the computer, and David de Vleeschouwer (Physical Properties/Logging Scientist) monitor the data from the logging tools as it measures properties of the borehole. (Credit: Bill Crawford, IODP JRSO) [Photo ID: exp356_139]