About the Authors

Gerald F. Guala

ggaula@usgs.gov

Affiliation Core Science Analytics, Synthesis and Libraries Program, Core Science Systems Mission Area, U.S. Geological Survey, Reston, Virginia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: GFG. Data curation: GFG. Formal analysis: GFG. Funding acquisition: GFG. Investigation: GFG. Methodology: GFG. Project administration: GFG. Resources: GFG. Software: GFG. Supervision: GFG. Validation: GFG. Visualization: GFG. Writing – original draft: GFG. Writing – review & editing: GFG.