Our Scientists

Principal Investigators

Dr. Hugh Daigle

I am an associate professor in the Hildebrand Department of Petroleum and Geosystems Engineering at the University of Texas at Austin. My research focuses on gas hydrates and fluid flow in marine sediments. I’m interested in how certain areas are preconditioned for slope failure, and what triggers the failure.

Dr. Anne Bécel

Anne Bécel is an Associate Research Professor at the Lamont Doherty Earth Observatory of Columbia University. Her research makes use of marine geophysical methods such as seismic reflection imaging and 2D/3D seismic tomography to investigate processes that are occurring along active and ancient plate boundaries. This is Anne’s 11th research cruise and the second time she is collecting active-source seismic data across the Cape Fear Slide Complex offshore of North Carolina.

Dr. Jo (Celine) Grall

I am a Researcher in Geodynamics at the French National Research Center (CNRS) and an adjunct Researcher at the Lamont Doherty Earth Observatory of Columbia University.

I have already taken part of 3 marine cruises and 5 coastal surveys. I have extensively worked on active-source seismic data; also this is the first time for me that I am taking part of the acquisition of active-source seismic data! Exciting!

Dr. Nathan Miller

I’m a Research Geophysicist with the USGS in Woods Hole, MA. I use a variety of geophysical imaging tools to study tectonics and submarine geohazards, including earthquakes and landslides.

Research Scientists

Dr. James Gibson

My name is James Gibson and I am a Research Scientist in Marine Geophysics at Lamont-Doherty Earth Observatory. I seek to test several hypotheses in respect to the controls that previous underwater landslide deposits have on subsequent events. This is my 3rd time sailing on R/V Langseth, but the first with such a diverse group of interests.

Dr. Yael Kiro

I am a senior scientist (i.e., assistant professor) at the Department of Earth and Planetary Sciences at the Weizmann Institute of Science in Israel.

Geochemistry is a powerful independent tool to learn about processes on Earth in the present and past. Changes in the composition of sediments on land and the ocean reveal important environmental changes that occur over the Earth’s history. For this purpose, it is also crucial to learn how elements transfer between water and sediments and what dictates the chemistry of the ocean.  

Our group focuses on discovering past environmental changes and the interaction between land and ocean by analyzing the chemical composition (major and trace elements and radiogenic isotopes such as U, Th, Sr, Nd and Pb) of sediments and water.

Dave Foster

Dave Foster is an operational geologist with the USGS, Woods Hole Coastal and Marine Science Center, Woods Hole, Massachusetts. Dave is part of the Seafloor Mapping Group, which supports projects requiring seafloor sonar mapping, subbottom, and seismic surveys. Dave is involved in data acquisition, processing, and seismic stratigraphic mapping. Recent projects include mapping the inner shelf of Delmarva and Cape Cod.

Wayne Baldwin

I am a geologist in the Sea Floor Mapping group at the U.S. Geological Survey – Woods Hole Coastal and Marine Science Center. My technical expertise includes the acquisition, processing and interpretation of marine geophysical and geologic sampling data.  My research interests include investigating stratigraphy and geologic processes in marine environments spanning shallow coastal zones, continental margins, and the deep sea.

Bill Danforth

Geologist with a demonstrated history in the marine industry and with 30+ years work experience at the U.S. Geological Survey. 

Skilled in Petrology/Minerology, Earth Science, Marine Science, Geophysical Surveying, GPS Navigation, and Computer Technology/Programming. Strong research professional with a Master of Science Degree in Geochemistry/Petrology from the University of Rhode Island. 

Career has focused on the advances in the technology and techniques used to collect, analyze, and publish marine remote sensing data (multibeam, sidescan, seismic reflection, navigation) over the last 30+ years.

Graduate Research Assistants/Students

Ali Mohamed

Ali Mohamed, A graduate research assistant at the PGE department, University of Texas at Austin. His research concerns multiscale sedimentological and petrophysical studies assisted by field investigations, Seismic, well logs, cores, and X-ray computed tomography (CT) data, with great interest in digital rock physics and machine learning.

Louis-Marin Bodiguel Dupuis

A French student far from home. In my last master’s degree year in Geology at the University of Brest, I’m super excited about having this incredible opportunity to immerge myself in a Geophysics acquisition campaign.

Mason Farnsworth

I am a graduate research assistant in the PGE department at the University of Texas at Austin. My research is concerning the temperature gradients in the seafloor and their connection to gas hydrate production along with the pore pressure changes that the gas hydrates may cause.

Tanner Acquisto

My research interests are in using marine geophysical data to study tectonic margins and the structure and evolution oceanic plates. I utilize various types of geophysical data, but specialize in applying imaging techniques to active-source multichannel seismic (MCS) and ocean bottom seismometer (OBS) reflection/refraction data. I recently published work quantifying the hydration state of upper oceanic crust outboard two subduction trenches and am currently wrapping up  3D tomography of the Alaska subduction zone using data from the Alaska Amphibious Community Seismic Experiment. My goal is to defend my Ph.D. next spring and have plans for a postdoctoral research position at the University of Texas Institute for Geophysics.

Emma Le Gall

I am a fourth-year student at Montpellier University in the south of France and did my undergraduate at Paris-Saclay University. First time on a research boat and super exciting about this new experience. I am interested in geochemistry and geophysics exploration and especially gas hydrates mapping.

Carlos Figueroa-Diaz

I am an undergraduate research assistant at the PGE department at the University of Texas at Austin. Last semester I researched using convolutional neural networks to predict the shear strengths of submarine sediments. In my last year of undergrad, I look forward to learning more about topics such as subsurface machine learning while preparing for my eventual dive into grad school.

Eden Markovitz

I am in the final year of my Bachelor degree at the Hebrew University of Jerusalem, studying Earth Sciences and History of Art. I came on the cruise since I love gas chemistry and hoped we will find some gas hydrates within the sediments! I hope this cruise will be a great research adventure and might continue to research our findings in my Masters.

Elie Viel

I just finished my bachelor degree in earth sciences at the university of la Rochelle in France. I particularly enjoy being in the field for research. Next year I’ll specialize in geophysics applied to the shoreside.

Shore-based Scientists

Khemraj (Raj) Shukla

Pending information

Sundeep Sharma

My name is Sundeep Sharma and I have Master’s Degrees in Environmental Geophysics from Rutgers University and Seismology from Oklahoma State Univesity. I have been working at Devon Energy since 2016. My research interests are Full-Waveform Inversion, Machine Learning, and Distributed Acoustic Sensing. I am also a Hindi rapper and music producer in my free time. I have a strong local following and plan to start touring this year, website: https://finitegalaxy.com/

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