For National and International Organizations
- Henry Darcy Distinguished Lecturer, Groundwater Foundation, 2021-22
- Executive Editor, Groundwater, 2022-present
- Proposal review panelist, NSF, 2021-22
- Associate Editor, Geochimica et Cosmochimica Acta, 2005-2021
- Proposal review panelist, NASA, 2019
- Proposal review panelist, NSF, 2018
- Co-convener, American Geophysical Union Annual meeting, December 9-13, 2019, San Francisco, "V021 - Fluid-rock reactions in the crust: new data and methods in mineralogy, geochemistry, thermodynamics and kinetics"
- Co-convener, Geological Society of America annual meeting, November 4-7, 2018, Indianapolis, Indiana, "T99. Five Decades of Impactful Ideas in Hydrogeology: Recognizing the Contributions of Frank Schwartz"
- Co-convener, Geological Society of America annual meeting, November 4-7, 2018, Indianapolis, Indiana, "T6: Critical Zone Science in Karst and Carbonate Terrains"
- Co-chair of Scientific Committee, Geochemistry of Earth’s Surface (GES-11), July 16-21, 2017, Guiyang, China