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
The Biogeochemical Record of Early Life: Constraints From Rocks to Proteins
Discussion Leader: Lindsay Hays (NASA Headquarters, USA)
7:40 pm - 7:50 pm
Introduction by Discussion Leader
7:50 pm - 8:25 pm
Eli Moore (Rowan University, USA)
"The Expanding Networks of Mineral Chemistry and Microbial Metabolism"
8:25 pm - 8:40 pm
Discussion
8:40 pm - 9:15 pm
Eva Stueeken (University of St Andrews, United Kingdom)
"Interrogating the Early Archean Record of Carbon and Nitrogen Cycling"
9:15 pm - 9:30 pm
Discussion
Monday
7:30 am - 8:30 am
Breakfast
9:00 am - 12:30 pm
Microbial Persistence in the Real World
Discussion Leader: Steven Finkel (University of Southern California, USA)
9:00 am - 9:20 am
Introduction by Discussion Leader
9:20 am - 9:55 am
Jessica Labonté (Texas A&M University at Galveston, USA)
"Disturbance, Persistence, and Resilience of Microbes after a 500-year Flood"
9:55 am - 10:10 am
Discussion
10:10 am - 10:40 am
Coffee Break
10:40 am - 11:15 am
Nagissa Mahmoudi (McGill University, Canada)
"Exploring the Selective Diet of Microbes in Modern and Ancient Marine Sediments"
11:15 am - 11:30 am
Discussion
11:30 am - 12:05 pm
Ember Morrissey (West Virginia University, USA)
"Evolutionary History and Taxon-Specific Functional Traits in Soil Bacteria"
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 Hour™
The GRC Power Hour™ is designed to address diversity and inclusion in the scientific workplace by providing a safe environment for informal and meaningful conversations amongst colleagues of all career stages. The program supports the professional growth of all members of our communities, including ethnicity, race and/or gender identity by providing an open forum for discussion and mentoring.
Organizers: Clara Chan (University of Delaware, USA) and Karen Lloyd (University of Tennessee, USA)
4:00 pm - 6:00 pm
Poster Session
6:00 pm - 7:00 pm
Dinner
7:30 pm - 9:30 pm
From Eukaryogenesis to Multicellularity: Contrasting Geological, Genetic and Organismal Evidence
Discussion Leader: Phoebe Cohen (Williams College, USA)
7:30 pm - 7:50 pm
Introduction by Discussion Leader
7:50 pm - 8:25 pm
David Gold (University of California Davis, USA)
"The Sterane Biomarker Record: Progress and Peril"
8:25 pm - 8:40 pm
Discussion
8:40 pm - 9:15 pm
Jana Milucka (Max Planck Institute for Marine Microbiology, Germany)
"Bacterial Endosymbionts and the Evolution of Eukaryotes"
9:15 pm - 9:30 pm
Discussion
Tuesday
7:30 am - 8:30 am
Breakfast
8:30 am - 9:00 am
Group Photo
9:00 am - 12:30 pm
The Evolution of Photoautotrophy in Space and Time
Discussion Leader: Patricia Sanchez-Baracaldo (University of Bristol, United Kingdom)
9:00 am - 9:20 am
Introduction by Discussion Leader
9:20 am - 9:55 am
Naomi Levine (University of Southern California, USA)
"Microbial Adaptation in a Dynamic Ocean and Implications for Global Carbon Cycling"
9:55 am - 10:10 am
Discussion
10:10 am - 10:35 am
Coffee Break
10:35 am - 11:10 am
Jeffrey Cameron (University of Colorado Boulder, USA)
"Photosynthesis: Between a Light and a Hard Place"
11:10 am - 11:25 am
Discussion
11:25 am - 12:00 pm
Jodi Young (University of Washington, USA)
"Diversity of Rubisco in Marine Environments"
12:00 pm - 12:15 pm
Discussion
12:15 pm - 12:25 pm
Short Talk Selected from Poster Abstracts
12:25 pm - 12:30 pm
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
Experimental Macroevolution: Directly Testing Geobiological Hypotheses
Discussion Leader: Michael Travisano (University of Minnesota, USA)
7:30 pm - 7:50 pm
Introduction by Discussion Leader
7:50 pm - 8:25 pm
Nkrumah Grant (University of Idaho, USA)
"Historical Contingency in Metabolism Constrains Long-term Evolution in the Presence of Oxygen"
8:25 pm - 8:40 pm
Discussion
8:40 pm - 9:15 pm
Maria Rebolleda Gomez (University of California Irvine, USA)
"Metabolic Constraints: How the Past Can Inform Evolution in the Future"
9:15 pm - 9:30 pm
Discussion
Wednesday
7:30 am - 8:30 am
Breakfast
9:00 am - 12:30 pm
The Evolution of Stable Isotope Geobiology From Product to Process
Discussion Leader: Kate Freeman (Pennsylvania State University, USA)
9:00 am - 9:20 am
Introduction by Discussion Leader
9:20 am - 9:55 am
Maya Gomes (Johns Hopkins University, USA)
"Embracing Local Signals: How Do Sulfur Isotopes in Pyrite Capture Information About Organisms and Their Environment?"
9:55 am - 10:10 am
Discussion
10:10 am - 10:40 am
Coffee Break
10:40 am - 11:15 am
Elise Wilkes (California Institute of Technology, USA)
"Position-specific Carbon Isotope Analysis: an Avenue to New Biogeochemical Proxies"
11:15 am - 11:30 am
Discussion
11:30 am - 12:05 pm
Late-Breaking Topic
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
Geobiology of Critical Intervals: Ecology and the Earth System in Deep Time
Discussion Leader: Jeremy Jackson (Scripps Institute of Oceanography, USA)
7:30 pm - 7:50 pm
Introduction by Discussion Leader
7:50 pm - 8:25 pm
Seth Finnegan (University of California Berkeley, USA)
"The Earth System Theater and the Macroevolutionary Play: Understanding the Context of Paleozoic Marine Biodiversity Trends and Events"
8:25 pm - 8:40 pm
Discussion
8:40 pm - 9:15 pm
Pincelli Hull (Yale University, USA)
"How an Ever-More Tangled Web has (Generally) Stabilized the Earth System"
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
Ecology, Evolution and Existence in Extreme Environments
Discussion Leader: John Spear (Colorado School of Mines, USA)
9:00 am - 9:20 am
Introduction by Discussion Leader
9:20 am - 9:55 am
Jackie Goordial (University of Guelph, Canada)
"Life in a Deep, Dark Freeze: Evidence for Microbial Survival and Activity in Cryoenvironments"
9:55 am - 10:10 am
Discussion
10:10 am - 10:35 am
Coffee Break
10:35 am - 11:10 am
Trinity Hamilton (University of Minnesota, USA)
"Life at the Extreme: Photosynthesis and Microbial Diversity from Geysers to Snowfields"
11:10 am - 11:25 am
Discussion
11:25 am - 12:00 pm
Late-Breaking Topic
12:00 pm - 12:15 pm
Discussion
12:15 pm - 12:25 pm
Short Talk Selected from Poster Abstracts
12:25 pm - 12:30 pm
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
Comparing Theories and Evidence for the Co-evolution of Life and Earth
Discussion Leader: Lee Kump (Pennsylvania State University, USA)
7:30 pm - 7:50 pm
Introduction by Discussion Leader
7:50 pm - 8:25 pm
Christopher Kempes (Santa Fe Institute, USA)
"The Coevolution of Life and Constraints in the Biosphere"
8:25 pm - 8:40 pm
Discussion
8:40 pm - 9:15 pm
Stephanie Olson (Purdue University, USA)
"Earth’s Dynamic Oxygenation: Oases, Whiffs, and Overshoots"
9:15 pm - 9:30 pm
Discussion
Friday
7:30 am - 8:30 am
Breakfast
9:00 am
Departure