Steve Murrie is a retired science teacher who still substitutes and teaches classes at a local community college. He holds an MA from Penn State University in science education and is the coauthor of Every Minute on Earth and Guide to the Planet.
Matthew Murrie has an MA in the teaching of English from Teachers College, Columbia University and has more than five years of teaching experience. Murrie is the coauthor of Every Minute on Earth and Guide to the Planet (Planet Earth)
nbsp;Ross is the author of over 35 children's books. He lives at the edge of Yosemite National Park.