David J Des Marais Editor

Victoria S. Meadows is a professor of astronomy and the astrobiology program director at the University of Washington, with expertise in exo-planet habitability and biosignatures.

Giada N. Arney is a research scientist at NASA Goddard Space Flight Center, working on exoplanet habitability, biosignatures, and future telescopes that could search for life on exoplanets.

Britney E. Schmidt is an assistant professor at the Georgia Institute of Technology, where she leads explorations on how planetary ice and ocean environments support life.

David J. Des Marais is a senior space scientist with NASA's Astrobiology Program at the NASA Ames Research Center and an expert on early Earth and Mars.