Sunday
4:00 pm - 8:00 pm
Arrival and Check-in
6:00 pm - 7:00 pm
Dinner
7:30 pm - 7:40 pm
Introductory Comments by GRC Site Staff / Welcome from the GRC Chair
7:40 pm - 9:30 pm
Microbial Life in Rocks: From Ecosystems to Molecular Mechanisms
What life lives in silicate rocks and how?
Discussion Leader: Tori Hoehler (National Aeronautics and Space Administration, USA)
7:40 pm - 7:45 pm
Opening Remarks
7:45 pm - 8:00 pm
Introduction by Discussion Leader
8:00 pm - 8:35 pm
Clara Chan (University of Delaware, USA)
"How Microbes Make and Break Minerals"
8:35 pm - 8:45 pm
Discussion
8:45 pm - 9:20 pm
Alexis Templeton (University of Colorado Boulder, USA)
"Pinpointing the Distribution and Mechanisms of Redox Reactions and Life Activity in a Subsurface Fractured Rock Ecosystem"
9:20 pm - 9:30 pm
Discussion
Monday
7:30 am - 8:30 am
Breakfast
8:30 am - 9:00 am
Group Photo
9:00 am - 12:30 pm
Production of Biogeochemical Signals in Sediments and Their Preservation in Rocks
How can we interpret the biogeochemical signal seen in sedimentary rocks?
Discussion Leader: Ashleigh Hood (University of Melbourne, Australia)
9:00 am - 9:20 am
Introduction by Discussion Leader
9:20 am - 9:55 am
Romain Guilbaud (Géosciences Environnement Toulouse, CNRS, France)
"The Mineralogy of Redox Transitions and the Preservation of Geochemical Signatures"
9:55 am - 10:10 am
Discussion
10:10 am - 10:40 am
Coffee Break
10:40 am - 11:15 am
Alex Sessions (California Institute of Technology, USA)
"Understanding the Sedimentary Record of Organic Sulfur Isotopes"
11:15 am - 11:30 am
Discussion
11:30 am - 12:05 pm
Benjamin Brunner (University of Texas at El Paso, USA)
"Cryptic Carbon and Sulfur Cycling in Sediments: A Waste of Energy that Leaves No Trace?"
12:05 pm - 12:20 pm
Discussion
12:20 pm - 12:30 pm
Poster Previews
12:30 pm - 1:30 pm
Lunch
1:30 pm - 4:00 pm
Free Time
3:00 pm - 4:00 pm
The GRC Power Hourâ„¢
The GRC Power Hourâ„¢ is designed to address challenges women face in science and issues of diversity and inclusion. The program supports the professional growth of all members of our communities by providing an open forum for discussion and mentoring.
Organizers: Caroline Masiello (Rice University, USA) and Boswell Wing (University of Colorado Boulder, USA)
4:00 pm - 6:00 pm
Poster Session
6:00 pm - 7:00 pm
Dinner
7:30 pm - 9:30 pm
Microbially Induced Mineralization
How do microbial populations influence and control mineral type and abundance?
Discussion Leader: Victoria Petryshyn (University of Southern California, USA)
7:30 pm - 7:50 pm
Introduction by Discussion Leader
7:50 pm - 8:25 pm
Tanja Bosak (Massachusetts Institute of Technology, USA)
"Making Microbial Fossils"
8:25 pm - 8:40 pm
Discussion
8:40 pm - 9:15 pm
Julie Cosmidis (Pennsylvania State University, USA)
"The Role of Microbial Organics in Elemental Sulfur Formation"
9:15 pm - 9:30 pm
Discussion
Tuesday
7:30 am - 8:30 am
Breakfast
9:00 am - 12:30 pm
Feedbacks Between Trace Metals and the Evolution of Life
What role does metal availability play in evolution of life on the planet?
Discussion Leader: Shawn McGlynn (Earth-Life Science Institute, Tokyo Institute of Technology, Japan)
9:00 am - 9:20 am
Introduction by Discussion Leader
9:20 am - 9:55 am
Christopher Dupont (J. Craig Venter Institute, USA)
"The When, Where and Why of Trace Metal Limitation of Microbial Growth"
9:55 am - 10:10 am
Discussion
10:10 am - 10:40 am
Coffee Break
10:40 am - 11:15 am
Rosalind Rickaby (University of Oxford, United Kingdom)
"Moving Metals and the Mesozoic Phytoplankton Revolution"
11:15 am - 11:30 am
Discussion
11:30 am - 12:05 pm
Mak Saito (Woods Hole Oceanographic Institution, USA)
"The Hard (and Soft Metal) Decisions in Life"
12:05 pm - 12:20 pm
Discussion
12:20 pm - 12:30 pm
Poster Previews
12:30 pm - 1:30 pm
Lunch
1:30 pm - 4:00 pm
Free Time
4:00 pm - 6:00 pm
Poster Session
6:00 pm - 7:00 pm
Dinner
7:30 pm - 9:30 pm
The Redox Evolution of Earth's Surface Environment
Are the controls on the redox evolution of Earth's surface environment top down, bottom up, or something in between?
Discussion Leader: Daniel Schrag (Harvard University, USA)
7:30 pm - 7:50 pm
Introduction by Discussion Leader
7:50 pm - 8:25 pm
Nicholas Butterfield (University of Cambridge, United Kingdom)
"Turning the Marine Carbon Cycle Upside Down: Animals, Oxygen and Aquatic Bioturbation"
8:25 pm - 8:35 pm
Discussion
8:35 pm - 9:10 pm
Cin-Ty Lee (Rice University, USA)
"Are Deep Earth Processes Important for Atmospheric Oxygenation?"
9:10 pm - 9:20 pm
Discussion
9:20 pm - 9:30 pm
General Discussion
Wednesday
7:30 am - 8:30 am
Breakfast
9:00 am - 12:30 pm
Microbial Influences on Silicate Weathering
What role does microbial life play in silicate weathering?
Discussion Leader: A. Joshua West (University of Southern California, USA)
9:00 am - 9:20 am
Introduction by Discussion Leader
9:20 am - 9:55 am
Benedicte Menez (Université de Paris / Institut de Physique du Globe de Paris, France)
"How to Assess the Microbial Impact on Silicate Weathering from the Micro to the Macro Scale?"
9:55 am - 10:10 am
Discussion
10:10 am - 10:40 am
Coffee Break
10:40 am - 11:15 am
Philip Pogge von Strandmann (University College London, United Kingdom)
"Has Biology Affected Weathering Through Time?"
11:15 am - 11:30 am
Discussion
11:30 am - 12:05 pm
Shaily Rahman (University of Southern Mississippi, USA)
"Rapid Reverse Weathering Reactions in Coastal Marine Sediments"
12:05 pm - 12:20 pm
Discussion
12:20 pm - 12:30 pm
Poster Previews
12:30 pm - 1:30 pm
Lunch
1:30 pm - 4:00 pm
Free Time
4:00 pm - 6:00 pm
Poster Session
6:00 pm - 7:00 pm
Dinner
7:30 pm - 9:30 pm
Microbial Controls on the Carbon Cycle
What role does microbial life play in the carbon cycle?
Discussion Leader: Jordon Hemingway (Harvard University, USA)
7:30 pm - 7:50 pm
Introduction by Discussion Leader
7:50 pm - 8:25 pm
Caroline Peacock (University of Leeds, United Kingdom)
"Is Mineralogical Stabilization of Organic Carbon a Fundamental Control on Planetary Homeostasis?"
8:25 pm - 8:40 pm
Discussion
8:40 pm - 9:15 pm
Einat Segev (Weizmann Institute of Science, Israel)
"Bacterial Effects on Algal Biogeochemistry"
9:15 pm - 9:30 pm
Discussion
Thursday
7:30 am - 8:30 am
Breakfast
8:30 am - 9:00 am
Business Meeting
Nominations for the Next Vice Chair; Fill in Conference Evaluation Forms; Discuss Future Site and Scheduling Preferences; Election of the Next Vice Chair
9:00 am - 12:30 pm
New and Emerging Tools in Geobiology
What emerging tools exist to explore the diversity of metabolism and/or history of life on the planet?
Discussion Leader: Magdalena Osburn (Northwestern University, USA)
9:00 am - 9:15 am
Introduction by Discussion Leader
9:15 am - 9:40 am
Cara Magnabosco (ETH Zürich, Switzerland)
"Phylogenomic Methods to Study the Co-Evolution of Life and Earth"
9:40 am - 9:45 am
Discussion
9:45 am - 10:10 am
Karen Lloyd (University of Tennessee, USA)
"Linking Microbial Ecology to Deep Tectonic Processes Across a Subduction Zone"
10:10 am - 10:15 am
Discussion
10:15 am - 10:45 am
Coffee Break
10:45 am - 11:10 am
Jacob Waldbauer (University of Chicago, USA)
"Proteomics in Geobiology: Catalysts and Fossils"
11:10 am - 11:15 am
Discussion
11:15 am - 11:40 am
Ludmilla Aristilde (Northwestern University, USA)
"Systems Biology Meets Geobiology: Isotope-Assisted Metabolomics and Fluxomics to Gain New Cellular Insights in Bacterial Carbon Cycling"
11:40 am - 11:45 am
Discussion
11:45 am - 12:10 pm
Samuel Webb (SLAC National Accelerator Laboratory, USA)
"Probing the Chemistry of Life with X-Rays: Synchrotron Based Micro-Spectroscopy and Imaging in Geobiology"
12:10 pm - 12:15 pm
Discussion
12:15 pm - 12:30 pm
General Discussion
12:30 pm - 1:30 pm
Lunch
1:30 pm - 4:00 pm
Free Time
4:00 pm - 6:00 pm
Poster Session
6:00 pm - 7:00 pm
Dinner
7:30 pm - 9:30 pm
New Insights into Early Life
What is the evidence for the earliest life on the planet?
Discussion Leader: Carl Simpson (Museum of Natural History, University of Colorado Boulder, USA)
7:30 pm - 7:50 pm
Introduction by Discussion Leader
7:50 pm - 8:25 pm
Daniel Segre (Boston University, USA)
"Initial Conditions for the Emergence of Metabolism"
8:25 pm - 8:40 pm
Discussion
8:40 pm - 9:15 pm
Woodward Fischer (California Institute of Technology, USA)
"How Might We Think About Early Life on Earth Given Extinction and Evolution?"
9:15 pm - 9:30 pm
Discussion
Friday
7:30 am - 8:30 am
Breakfast
9:00 am
Departure