author
A longtime USGS volcanologist, this author turns complex earth science into clear, approachable reading. His work is especially tied to Hawaii's volcanoes and to helping readers understand how volcanic systems behave.

by Steven R. Brantley
Steven R. Brantley is a volcanologist and science writer whose work has been closely associated with the U.S. Geological Survey. He is credited as the author of Volcanoes of the United States and has also coauthored USGS publications on Kilauea and other Hawaiian volcano topics.
His published work shows a strong connection to the Hawaiian Volcano Observatory and to public-facing science communication. Rather than writing only for specialists, he has helped explain volcanic activity, hazards, and monitoring in ways that are useful for general readers as well as students.
Public records available during this search confirm his authorship and his role in multiple USGS volcano publications, but I did not find enough reliable biographical detail to safely add more personal background.