John J.W. Rogers is the W.R. Kenan, Jr., Professor in Geology at the University of North Carolina. He completed his PhD work at Caltech in 1954 and was hired as one of three faculty to staff the new Geology Department at Rice University. He has conducted research in the western United States, the Caribbean, North Africa, the Middle East, and India. He is a Fellow and Past President of the International Division of the Geological Society of America, a Fellow of the Geological Society of India, and an Honorary Fellow of the Geological Society of Africa. Rogers is the author, co-author, editor, or co-editor of seven previous books.

Trileigh Tucker is associate professor and director of the Environmental Studies Program at Seattle University. She earned her PhD in Geology at the University of North Carolina at Chapel Hill, with emphasis on Precambrian geochemistry. Her research interests and publications focus on phenomenology of science, particularly in the realms of science and religion, natural history, and sustainability as they connect science and humanities.